| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1 | /******************************************************************* |
| 2 | * This file is part of the Emulex Linux Device Driver for * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 3 | * Fibre Channel Host Bus Adapters. * |
James Smart | 9413aff | 2007-04-25 09:53:35 -0400 | [diff] [blame] | 4 | * Copyright (C) 2004-2007 Emulex. All rights reserved. * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 5 | * EMULEX and SLI are trademarks of Emulex. * |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 6 | * www.emulex.com * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 7 | * Portions Copyright (C) 2004-2005 Christoph Hellwig * |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 8 | * * |
| 9 | * This program is free software; you can redistribute it and/or * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 10 | * modify it under the terms of version 2 of the GNU General * |
| 11 | * Public License as published by the Free Software Foundation. * |
| 12 | * This program is distributed in the hope that it will be useful. * |
| 13 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * |
| 14 | * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * |
| 15 | * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * |
| 16 | * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * |
| 17 | * TO BE LEGALLY INVALID. See the GNU General Public License for * |
| 18 | * more details, a copy of which can be found in the file COPYING * |
| 19 | * included with this package. * |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 20 | *******************************************************************/ |
| 21 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 22 | #include <linux/blkdev.h> |
| 23 | #include <linux/pci.h> |
| 24 | #include <linux/interrupt.h> |
| 25 | |
James.Smart@Emulex.Com | 9188652 | 2005-08-10 15:03:09 -0400 | [diff] [blame] | 26 | #include <scsi/scsi.h> |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 27 | #include <scsi/scsi_device.h> |
| 28 | #include <scsi/scsi_host.h> |
| 29 | #include <scsi/scsi_transport_fc.h> |
| 30 | |
| 31 | #include "lpfc_hw.h" |
| 32 | #include "lpfc_sli.h" |
| 33 | #include "lpfc_disc.h" |
| 34 | #include "lpfc_scsi.h" |
| 35 | #include "lpfc.h" |
| 36 | #include "lpfc_logmsg.h" |
| 37 | #include "lpfc_crtn.h" |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 38 | #include "lpfc_vport.h" |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 39 | #include "lpfc_debugfs.h" |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 40 | |
| 41 | static int lpfc_els_retry(struct lpfc_hba *, struct lpfc_iocbq *, |
| 42 | struct lpfc_iocbq *); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 43 | static void lpfc_cmpl_fabric_iocb(struct lpfc_hba *, struct lpfc_iocbq *, |
| 44 | struct lpfc_iocbq *); |
| 45 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 46 | static int lpfc_max_els_tries = 3; |
| 47 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 48 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 49 | lpfc_els_chk_latt(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 50 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 51 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 52 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 53 | uint32_t ha_copy; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 54 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 55 | if (vport->port_state >= LPFC_VPORT_READY || |
| 56 | phba->link_state == LPFC_LINK_DOWN) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 57 | return 0; |
| 58 | |
| 59 | /* Read the HBA Host Attention Register */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 60 | ha_copy = readl(phba->HAregaddr); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 61 | |
| 62 | if (!(ha_copy & HA_LATT)) |
| 63 | return 0; |
| 64 | |
| 65 | /* Pending Link Event during Discovery */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 66 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
| 67 | "0237 Pending Link Event during " |
| 68 | "Discovery: State x%x\n", |
| 69 | phba->pport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 70 | |
| 71 | /* CLEAR_LA should re-enable link attention events and |
| 72 | * we should then imediately take a LATT event. The |
| 73 | * LATT processing should call lpfc_linkdown() which |
| 74 | * will cleanup any left over in-progress discovery |
| 75 | * events. |
| 76 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 77 | spin_lock_irq(shost->host_lock); |
| 78 | vport->fc_flag |= FC_ABORT_DISCOVERY; |
| 79 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 80 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 81 | if (phba->link_state != LPFC_CLEAR_LA) |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 82 | lpfc_issue_clear_la(phba, vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 83 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 84 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 85 | } |
| 86 | |
| 87 | static struct lpfc_iocbq * |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 88 | lpfc_prep_els_iocb(struct lpfc_vport *vport, uint8_t expectRsp, |
| 89 | uint16_t cmdSize, uint8_t retry, |
| 90 | struct lpfc_nodelist *ndlp, uint32_t did, |
| 91 | uint32_t elscmd) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 92 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 93 | struct lpfc_hba *phba = vport->phba; |
James.Smart@Emulex.Com | 0bd4ca2 | 2005-10-28 20:30:02 -0400 | [diff] [blame] | 94 | struct lpfc_iocbq *elsiocb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 95 | struct lpfc_dmabuf *pcmd, *prsp, *pbuflist; |
| 96 | struct ulp_bde64 *bpl; |
| 97 | IOCB_t *icmd; |
| 98 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 99 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 100 | if (!lpfc_is_link_up(phba)) |
| 101 | return NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 102 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 103 | /* Allocate buffer for command iocb */ |
James.Smart@Emulex.Com | 0bd4ca2 | 2005-10-28 20:30:02 -0400 | [diff] [blame] | 104 | elsiocb = lpfc_sli_get_iocbq(phba); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 105 | |
| 106 | if (elsiocb == NULL) |
| 107 | return NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 108 | icmd = &elsiocb->iocb; |
| 109 | |
| 110 | /* fill in BDEs for command */ |
| 111 | /* Allocate buffer for command payload */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 112 | if (((pcmd = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL)) == 0) || |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 113 | ((pcmd->virt = lpfc_mbuf_alloc(phba, |
| 114 | MEM_PRI, &(pcmd->phys))) == 0)) { |
Jesper Juhl | c9475cb | 2005-11-07 01:01:26 -0800 | [diff] [blame] | 115 | kfree(pcmd); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 116 | |
James Bottomley | 604a3e3 | 2005-10-29 10:28:33 -0500 | [diff] [blame] | 117 | lpfc_sli_release_iocbq(phba, elsiocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 118 | return NULL; |
| 119 | } |
| 120 | |
| 121 | INIT_LIST_HEAD(&pcmd->list); |
| 122 | |
| 123 | /* Allocate buffer for response payload */ |
| 124 | if (expectRsp) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 125 | prsp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 126 | if (prsp) |
| 127 | prsp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, |
| 128 | &prsp->phys); |
| 129 | if (prsp == 0 || prsp->virt == 0) { |
Jesper Juhl | c9475cb | 2005-11-07 01:01:26 -0800 | [diff] [blame] | 130 | kfree(prsp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 131 | lpfc_mbuf_free(phba, pcmd->virt, pcmd->phys); |
| 132 | kfree(pcmd); |
James Bottomley | 604a3e3 | 2005-10-29 10:28:33 -0500 | [diff] [blame] | 133 | lpfc_sli_release_iocbq(phba, elsiocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 134 | return NULL; |
| 135 | } |
| 136 | INIT_LIST_HEAD(&prsp->list); |
| 137 | } else { |
| 138 | prsp = NULL; |
| 139 | } |
| 140 | |
| 141 | /* Allocate buffer for Buffer ptr list */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 142 | pbuflist = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 143 | if (pbuflist) |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 144 | pbuflist->virt = lpfc_mbuf_alloc(phba, MEM_PRI, |
| 145 | &pbuflist->phys); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 146 | if (pbuflist == 0 || pbuflist->virt == 0) { |
James Bottomley | 604a3e3 | 2005-10-29 10:28:33 -0500 | [diff] [blame] | 147 | lpfc_sli_release_iocbq(phba, elsiocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 148 | lpfc_mbuf_free(phba, pcmd->virt, pcmd->phys); |
| 149 | lpfc_mbuf_free(phba, prsp->virt, prsp->phys); |
| 150 | kfree(pcmd); |
| 151 | kfree(prsp); |
Jesper Juhl | c9475cb | 2005-11-07 01:01:26 -0800 | [diff] [blame] | 152 | kfree(pbuflist); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 153 | return NULL; |
| 154 | } |
| 155 | |
| 156 | INIT_LIST_HEAD(&pbuflist->list); |
| 157 | |
| 158 | icmd->un.elsreq64.bdl.addrHigh = putPaddrHigh(pbuflist->phys); |
| 159 | icmd->un.elsreq64.bdl.addrLow = putPaddrLow(pbuflist->phys); |
| 160 | icmd->un.elsreq64.bdl.bdeFlags = BUFF_TYPE_BDL; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 161 | icmd->un.elsreq64.remoteID = did; /* DID */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 162 | if (expectRsp) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 163 | icmd->un.elsreq64.bdl.bdeSize = (2 * sizeof(struct ulp_bde64)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 164 | icmd->ulpCommand = CMD_ELS_REQUEST64_CR; |
James Smart | 2680eea | 2007-04-25 09:52:55 -0400 | [diff] [blame] | 165 | icmd->ulpTimeout = phba->fc_ratov * 2; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 166 | } else { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 167 | icmd->un.elsreq64.bdl.bdeSize = sizeof(struct ulp_bde64); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 168 | icmd->ulpCommand = CMD_XMIT_ELS_RSP64_CX; |
| 169 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 170 | icmd->ulpBdeCount = 1; |
| 171 | icmd->ulpLe = 1; |
| 172 | icmd->ulpClass = CLASS3; |
| 173 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 174 | if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { |
| 175 | icmd->un.elsreq64.myID = vport->fc_myDID; |
| 176 | |
| 177 | /* For ELS_REQUEST64_CR, use the VPI by default */ |
| 178 | icmd->ulpContext = vport->vpi; |
| 179 | icmd->ulpCt_h = 0; |
| 180 | icmd->ulpCt_l = 1; |
| 181 | } |
| 182 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 183 | bpl = (struct ulp_bde64 *) pbuflist->virt; |
| 184 | bpl->addrLow = le32_to_cpu(putPaddrLow(pcmd->phys)); |
| 185 | bpl->addrHigh = le32_to_cpu(putPaddrHigh(pcmd->phys)); |
| 186 | bpl->tus.f.bdeSize = cmdSize; |
| 187 | bpl->tus.f.bdeFlags = 0; |
| 188 | bpl->tus.w = le32_to_cpu(bpl->tus.w); |
| 189 | |
| 190 | if (expectRsp) { |
| 191 | bpl++; |
| 192 | bpl->addrLow = le32_to_cpu(putPaddrLow(prsp->phys)); |
| 193 | bpl->addrHigh = le32_to_cpu(putPaddrHigh(prsp->phys)); |
| 194 | bpl->tus.f.bdeSize = FCELSSIZE; |
| 195 | bpl->tus.f.bdeFlags = BUFF_USE_RCV; |
| 196 | bpl->tus.w = le32_to_cpu(bpl->tus.w); |
| 197 | } |
| 198 | |
| 199 | /* Save for completion so we can release these resources */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 200 | if (elscmd != ELS_CMD_LS_RJT) |
| 201 | elsiocb->context1 = lpfc_nlp_get(ndlp); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 202 | elsiocb->context2 = pcmd; |
| 203 | elsiocb->context3 = pbuflist; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 204 | elsiocb->retry = retry; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 205 | elsiocb->vport = vport; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 206 | elsiocb->drvrTimeout = (phba->fc_ratov << 1) + LPFC_DRVR_TIMEOUT; |
| 207 | |
| 208 | if (prsp) { |
| 209 | list_add(&prsp->list, &pcmd->list); |
| 210 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 211 | if (expectRsp) { |
| 212 | /* Xmit ELS command <elsCmd> to remote NPORT <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 213 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 214 | "0116 Xmit ELS command x%x to remote " |
| 215 | "NPORT x%x I/O tag: x%x, port state: x%x\n", |
| 216 | elscmd, did, elsiocb->iotag, |
| 217 | vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 218 | } else { |
| 219 | /* Xmit ELS response <elsCmd> to remote NPORT <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 220 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 221 | "0117 Xmit ELS response x%x to remote " |
| 222 | "NPORT x%x I/O tag: x%x, size: x%x\n", |
| 223 | elscmd, ndlp->nlp_DID, elsiocb->iotag, |
| 224 | cmdSize); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 225 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 226 | return elsiocb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 227 | } |
| 228 | |
| 229 | |
| 230 | static int |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 231 | lpfc_issue_fabric_reglogin(struct lpfc_vport *vport) |
| 232 | { |
| 233 | struct lpfc_hba *phba = vport->phba; |
| 234 | LPFC_MBOXQ_t *mbox; |
| 235 | struct lpfc_dmabuf *mp; |
| 236 | struct lpfc_nodelist *ndlp; |
| 237 | struct serv_parm *sp; |
| 238 | int rc; |
| 239 | |
| 240 | sp = &phba->fc_fabparam; |
| 241 | ndlp = lpfc_findnode_did(vport, Fabric_DID); |
| 242 | if (!ndlp) |
| 243 | goto fail; |
| 244 | |
| 245 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 246 | if (!mbox) |
| 247 | goto fail; |
| 248 | |
| 249 | vport->port_state = LPFC_FABRIC_CFG_LINK; |
| 250 | lpfc_config_link(phba, mbox); |
| 251 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
| 252 | mbox->vport = vport; |
| 253 | |
| 254 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT | MBX_STOP_IOCB); |
| 255 | if (rc == MBX_NOT_FINISHED) |
| 256 | goto fail_free_mbox; |
| 257 | |
| 258 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 259 | if (!mbox) |
| 260 | goto fail; |
| 261 | rc = lpfc_reg_login(phba, vport->vpi, Fabric_DID, (uint8_t *)sp, mbox, |
| 262 | 0); |
| 263 | if (rc) |
| 264 | goto fail_free_mbox; |
| 265 | |
| 266 | mbox->mbox_cmpl = lpfc_mbx_cmpl_fabric_reg_login; |
| 267 | mbox->vport = vport; |
| 268 | mbox->context2 = lpfc_nlp_get(ndlp); |
| 269 | |
| 270 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT | MBX_STOP_IOCB); |
| 271 | if (rc == MBX_NOT_FINISHED) |
| 272 | goto fail_issue_reg_login; |
| 273 | |
| 274 | return 0; |
| 275 | |
| 276 | fail_issue_reg_login: |
| 277 | lpfc_nlp_put(ndlp); |
| 278 | mp = (struct lpfc_dmabuf *) mbox->context1; |
| 279 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 280 | kfree(mp); |
| 281 | fail_free_mbox: |
| 282 | mempool_free(mbox, phba->mbox_mem_pool); |
| 283 | |
| 284 | fail: |
| 285 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 286 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 287 | "0249 Cannot issue Register Fabric login\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 288 | return -ENXIO; |
| 289 | } |
| 290 | |
| 291 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 292 | lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 293 | struct serv_parm *sp, IOCB_t *irsp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 294 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 295 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 296 | struct lpfc_hba *phba = vport->phba; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 297 | struct lpfc_nodelist *np; |
| 298 | struct lpfc_nodelist *next_np; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 299 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 300 | spin_lock_irq(shost->host_lock); |
| 301 | vport->fc_flag |= FC_FABRIC; |
| 302 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 303 | |
| 304 | phba->fc_edtov = be32_to_cpu(sp->cmn.e_d_tov); |
| 305 | if (sp->cmn.edtovResolution) /* E_D_TOV ticks are in nanoseconds */ |
| 306 | phba->fc_edtov = (phba->fc_edtov + 999999) / 1000000; |
| 307 | |
| 308 | phba->fc_ratov = (be32_to_cpu(sp->cmn.w2.r_a_tov) + 999) / 1000; |
| 309 | |
| 310 | if (phba->fc_topology == TOPOLOGY_LOOP) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 311 | spin_lock_irq(shost->host_lock); |
| 312 | vport->fc_flag |= FC_PUBLIC_LOOP; |
| 313 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 314 | } else { |
| 315 | /* |
| 316 | * If we are a N-port connected to a Fabric, fixup sparam's so |
| 317 | * logins to devices on remote loops work. |
| 318 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 319 | vport->fc_sparam.cmn.altBbCredit = 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 320 | } |
| 321 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 322 | vport->fc_myDID = irsp->un.ulpWord[4] & Mask_DID; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 323 | memcpy(&ndlp->nlp_portname, &sp->portName, sizeof(struct lpfc_name)); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 324 | memcpy(&ndlp->nlp_nodename, &sp->nodeName, sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 325 | ndlp->nlp_class_sup = 0; |
| 326 | if (sp->cls1.classValid) |
| 327 | ndlp->nlp_class_sup |= FC_COS_CLASS1; |
| 328 | if (sp->cls2.classValid) |
| 329 | ndlp->nlp_class_sup |= FC_COS_CLASS2; |
| 330 | if (sp->cls3.classValid) |
| 331 | ndlp->nlp_class_sup |= FC_COS_CLASS3; |
| 332 | if (sp->cls4.classValid) |
| 333 | ndlp->nlp_class_sup |= FC_COS_CLASS4; |
| 334 | ndlp->nlp_maxframe = ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | |
| 335 | sp->cmn.bbRcvSizeLsb; |
| 336 | memcpy(&phba->fc_fabparam, sp, sizeof(struct serv_parm)); |
| 337 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 338 | if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { |
| 339 | if (sp->cmn.response_multiple_NPort) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 340 | lpfc_printf_vlog(vport, KERN_WARNING, |
| 341 | LOG_ELS | LOG_VPORT, |
| 342 | "1816 FLOGI NPIV supported, " |
| 343 | "response data 0x%x\n", |
| 344 | sp->cmn.response_multiple_NPort); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 345 | phba->link_flag |= LS_NPIV_FAB_SUPPORTED; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 346 | } else { |
| 347 | /* Because we asked f/w for NPIV it still expects us |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 348 | to call reg_vnpid atleast for the physcial host */ |
| 349 | lpfc_printf_vlog(vport, KERN_WARNING, |
| 350 | LOG_ELS | LOG_VPORT, |
| 351 | "1817 Fabric does not support NPIV " |
| 352 | "- configuring single port mode.\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 353 | phba->link_flag &= ~LS_NPIV_FAB_SUPPORTED; |
| 354 | } |
| 355 | } |
| 356 | |
| 357 | if ((vport->fc_prevDID != vport->fc_myDID) && |
| 358 | !(vport->fc_flag & FC_VPORT_NEEDS_REG_VPI)) { |
| 359 | |
| 360 | /* If our NportID changed, we need to ensure all |
| 361 | * remaining NPORTs get unreg_login'ed. |
| 362 | */ |
| 363 | list_for_each_entry_safe(np, next_np, |
| 364 | &vport->fc_nodes, nlp_listp) { |
| 365 | if ((np->nlp_state != NLP_STE_NPR_NODE) || |
| 366 | !(np->nlp_flag & NLP_NPR_ADISC)) |
| 367 | continue; |
| 368 | spin_lock_irq(shost->host_lock); |
| 369 | np->nlp_flag &= ~NLP_NPR_ADISC; |
| 370 | spin_unlock_irq(shost->host_lock); |
| 371 | lpfc_unreg_rpi(vport, np); |
| 372 | } |
| 373 | if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { |
| 374 | lpfc_mbx_unreg_vpi(vport); |
| 375 | vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; |
| 376 | } |
| 377 | } |
| 378 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 379 | ndlp->nlp_sid = irsp->un.ulpWord[4] & Mask_DID; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 380 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_REG_LOGIN_ISSUE); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 381 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 382 | if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED && |
| 383 | vport->fc_flag & FC_VPORT_NEEDS_REG_VPI) { |
| 384 | lpfc_register_new_vport(phba, vport, ndlp); |
| 385 | return 0; |
| 386 | } |
| 387 | lpfc_issue_fabric_reglogin(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 388 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 389 | } |
| 390 | |
| 391 | /* |
| 392 | * We FLOGIed into an NPort, initiate pt2pt protocol |
| 393 | */ |
| 394 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 395 | lpfc_cmpl_els_flogi_nport(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 396 | struct serv_parm *sp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 397 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 398 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 399 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 400 | LPFC_MBOXQ_t *mbox; |
| 401 | int rc; |
| 402 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 403 | spin_lock_irq(shost->host_lock); |
| 404 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); |
| 405 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 406 | |
| 407 | phba->fc_edtov = FF_DEF_EDTOV; |
| 408 | phba->fc_ratov = FF_DEF_RATOV; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 409 | rc = memcmp(&vport->fc_portname, &sp->portName, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 410 | sizeof(vport->fc_portname)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 411 | if (rc >= 0) { |
| 412 | /* This side will initiate the PLOGI */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 413 | spin_lock_irq(shost->host_lock); |
| 414 | vport->fc_flag |= FC_PT2PT_PLOGI; |
| 415 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 416 | |
| 417 | /* |
| 418 | * N_Port ID cannot be 0, set our to LocalID the other |
| 419 | * side will be RemoteID. |
| 420 | */ |
| 421 | |
| 422 | /* not equal */ |
| 423 | if (rc) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 424 | vport->fc_myDID = PT2PT_LocalID; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 425 | |
| 426 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 427 | if (!mbox) |
| 428 | goto fail; |
| 429 | |
| 430 | lpfc_config_link(phba, mbox); |
| 431 | |
| 432 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 433 | mbox->vport = vport; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 434 | rc = lpfc_sli_issue_mbox(phba, mbox, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 435 | MBX_NOWAIT | MBX_STOP_IOCB); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 436 | if (rc == MBX_NOT_FINISHED) { |
| 437 | mempool_free(mbox, phba->mbox_mem_pool); |
| 438 | goto fail; |
| 439 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 440 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 441 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 442 | ndlp = lpfc_findnode_did(vport, PT2PT_RemoteID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 443 | if (!ndlp) { |
| 444 | /* |
| 445 | * Cannot find existing Fabric ndlp, so allocate a |
| 446 | * new one |
| 447 | */ |
| 448 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 449 | if (!ndlp) |
| 450 | goto fail; |
| 451 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 452 | lpfc_nlp_init(vport, ndlp, PT2PT_RemoteID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 453 | } |
| 454 | |
| 455 | memcpy(&ndlp->nlp_portname, &sp->portName, |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 456 | sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 457 | memcpy(&ndlp->nlp_nodename, &sp->nodeName, |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 458 | sizeof(struct lpfc_name)); |
| 459 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 460 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 461 | ndlp->nlp_flag |= NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 462 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 463 | } else { |
| 464 | /* This side will wait for the PLOGI */ |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 465 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 466 | } |
| 467 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 468 | spin_lock_irq(shost->host_lock); |
| 469 | vport->fc_flag |= FC_PT2PT; |
| 470 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 471 | |
| 472 | /* Start discovery - this should just do CLEAR_LA */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 473 | lpfc_disc_start(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 474 | return 0; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 475 | fail: |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 476 | return -ENXIO; |
| 477 | } |
| 478 | |
| 479 | static void |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 480 | lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 481 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 482 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 483 | struct lpfc_vport *vport = cmdiocb->vport; |
| 484 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 485 | IOCB_t *irsp = &rspiocb->iocb; |
| 486 | struct lpfc_nodelist *ndlp = cmdiocb->context1; |
| 487 | struct lpfc_dmabuf *pcmd = cmdiocb->context2, *prsp; |
| 488 | struct serv_parm *sp; |
| 489 | int rc; |
| 490 | |
| 491 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 492 | if (lpfc_els_chk_latt(vport)) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 493 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 494 | goto out; |
| 495 | } |
| 496 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 497 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 498 | "FLOGI cmpl: status:x%x/x%x state:x%x", |
| 499 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 500 | vport->port_state); |
| 501 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 502 | if (irsp->ulpStatus) { |
| 503 | /* Check for retry */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 504 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 505 | goto out; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 506 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 507 | /* FLOGI failed, so there is no fabric */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 508 | spin_lock_irq(shost->host_lock); |
| 509 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); |
| 510 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 511 | |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 512 | /* If private loop, then allow max outstanding els to be |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 513 | * LPFC_MAX_DISC_THREADS (32). Scanning in the case of no |
| 514 | * alpa map would take too long otherwise. |
| 515 | */ |
| 516 | if (phba->alpa_map[0] == 0) { |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 517 | vport->cfg_discovery_threads = LPFC_MAX_DISC_THREADS; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 518 | } |
| 519 | |
| 520 | /* FLOGI failure */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 521 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 522 | "0100 FLOGI failure Data: x%x x%x " |
| 523 | "x%x\n", |
| 524 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 525 | irsp->ulpTimeout); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 526 | goto flogifail; |
| 527 | } |
| 528 | |
| 529 | /* |
| 530 | * The FLogI succeeded. Sync the data for the CPU before |
| 531 | * accessing it. |
| 532 | */ |
| 533 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, list); |
| 534 | |
| 535 | sp = prsp->virt + sizeof(uint32_t); |
| 536 | |
| 537 | /* FLOGI completes successfully */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 538 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 539 | "0101 FLOGI completes sucessfully " |
| 540 | "Data: x%x x%x x%x x%x\n", |
| 541 | irsp->un.ulpWord[4], sp->cmn.e_d_tov, |
| 542 | sp->cmn.w2.r_a_tov, sp->cmn.edtovResolution); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 543 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 544 | if (vport->port_state == LPFC_FLOGI) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 545 | /* |
| 546 | * If Common Service Parameters indicate Nport |
| 547 | * we are point to point, if Fport we are Fabric. |
| 548 | */ |
| 549 | if (sp->cmn.fPort) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 550 | rc = lpfc_cmpl_els_flogi_fabric(vport, ndlp, sp, irsp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 551 | else |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 552 | rc = lpfc_cmpl_els_flogi_nport(vport, ndlp, sp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 553 | |
| 554 | if (!rc) |
| 555 | goto out; |
| 556 | } |
| 557 | |
| 558 | flogifail: |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 559 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 560 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 561 | if (!lpfc_error_lost_link(irsp)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 562 | /* FLOGI failed, so just use loop map to make discovery list */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 563 | lpfc_disc_list_loopmap(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 564 | |
| 565 | /* Start discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 566 | lpfc_disc_start(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 567 | } |
| 568 | |
| 569 | out: |
| 570 | lpfc_els_free_iocb(phba, cmdiocb); |
| 571 | } |
| 572 | |
| 573 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 574 | lpfc_issue_els_flogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 575 | uint8_t retry) |
| 576 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 577 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 578 | struct serv_parm *sp; |
| 579 | IOCB_t *icmd; |
| 580 | struct lpfc_iocbq *elsiocb; |
| 581 | struct lpfc_sli_ring *pring; |
| 582 | uint8_t *pcmd; |
| 583 | uint16_t cmdsize; |
| 584 | uint32_t tmo; |
| 585 | int rc; |
| 586 | |
| 587 | pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 588 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 589 | cmdsize = (sizeof(uint32_t) + sizeof(struct serv_parm)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 590 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 591 | ndlp->nlp_DID, ELS_CMD_FLOGI); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 592 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 593 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 594 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 595 | |
| 596 | icmd = &elsiocb->iocb; |
| 597 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 598 | |
| 599 | /* For FLOGI request, remainder of payload is service parameters */ |
| 600 | *((uint32_t *) (pcmd)) = ELS_CMD_FLOGI; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 601 | pcmd += sizeof(uint32_t); |
| 602 | memcpy(pcmd, &vport->fc_sparam, sizeof(struct serv_parm)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 603 | sp = (struct serv_parm *) pcmd; |
| 604 | |
| 605 | /* Setup CSPs accordingly for Fabric */ |
| 606 | sp->cmn.e_d_tov = 0; |
| 607 | sp->cmn.w2.r_a_tov = 0; |
| 608 | sp->cls1.classValid = 0; |
| 609 | sp->cls2.seqDelivery = 1; |
| 610 | sp->cls3.seqDelivery = 1; |
| 611 | if (sp->cmn.fcphLow < FC_PH3) |
| 612 | sp->cmn.fcphLow = FC_PH3; |
| 613 | if (sp->cmn.fcphHigh < FC_PH3) |
| 614 | sp->cmn.fcphHigh = FC_PH3; |
| 615 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 616 | if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { |
| 617 | sp->cmn.request_multiple_Nport = 1; |
| 618 | |
| 619 | /* For FLOGI, Let FLOGI rsp set the NPortID for VPI 0 */ |
| 620 | icmd->ulpCt_h = 1; |
| 621 | icmd->ulpCt_l = 0; |
| 622 | } |
| 623 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 624 | if (phba->fc_topology != TOPOLOGY_LOOP) { |
| 625 | icmd->un.elsreq64.myID = 0; |
| 626 | icmd->un.elsreq64.fl = 1; |
| 627 | } |
| 628 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 629 | tmo = phba->fc_ratov; |
| 630 | phba->fc_ratov = LPFC_DISC_FLOGI_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 631 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 632 | phba->fc_ratov = tmo; |
| 633 | |
| 634 | phba->fc_stat.elsXmitFLOGI++; |
| 635 | elsiocb->iocb_cmpl = lpfc_cmpl_els_flogi; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 636 | |
| 637 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 638 | "Issue FLOGI: opt:x%x", |
| 639 | phba->sli3_options, 0, 0); |
| 640 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 641 | rc = lpfc_issue_fabric_iocb(phba, elsiocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 642 | if (rc == IOCB_ERROR) { |
| 643 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 644 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 645 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 646 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 647 | } |
| 648 | |
| 649 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 650 | lpfc_els_abort_flogi(struct lpfc_hba *phba) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 651 | { |
| 652 | struct lpfc_sli_ring *pring; |
| 653 | struct lpfc_iocbq *iocb, *next_iocb; |
| 654 | struct lpfc_nodelist *ndlp; |
| 655 | IOCB_t *icmd; |
| 656 | |
| 657 | /* Abort outstanding I/O on NPort <nlp_DID> */ |
| 658 | lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY, |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 659 | "0201 Abort outstanding I/O on NPort x%x\n", |
| 660 | Fabric_DID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 661 | |
| 662 | pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 663 | |
| 664 | /* |
| 665 | * Check the txcmplq for an iocb that matches the nport the driver is |
| 666 | * searching for. |
| 667 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 668 | spin_lock_irq(&phba->hbalock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 669 | list_for_each_entry_safe(iocb, next_iocb, &pring->txcmplq, list) { |
| 670 | icmd = &iocb->iocb; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 671 | if (icmd->ulpCommand == CMD_ELS_REQUEST64_CR && |
| 672 | icmd->un.elsreq64.bdl.ulpIoTag32) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 673 | ndlp = (struct lpfc_nodelist *)(iocb->context1); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 674 | if (ndlp && (ndlp->nlp_DID == Fabric_DID)) { |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 675 | lpfc_sli_issue_abort_iotag(phba, pring, iocb); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 676 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 677 | } |
| 678 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 679 | spin_unlock_irq(&phba->hbalock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 680 | |
| 681 | return 0; |
| 682 | } |
| 683 | |
| 684 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 685 | lpfc_initial_flogi(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 686 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 687 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 688 | struct lpfc_nodelist *ndlp; |
| 689 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 690 | /* First look for the Fabric ndlp */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 691 | ndlp = lpfc_findnode_did(vport, Fabric_DID); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 692 | if (!ndlp) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 693 | /* Cannot find existing Fabric ndlp, so allocate a new one */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 694 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 695 | if (!ndlp) |
| 696 | return 0; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 697 | lpfc_nlp_init(vport, ndlp, Fabric_DID); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 698 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 699 | lpfc_dequeue_node(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 700 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 701 | if (lpfc_issue_els_flogi(vport, ndlp, 0)) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 702 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 703 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 704 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 705 | } |
| 706 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 707 | int |
| 708 | lpfc_initial_fdisc(struct lpfc_vport *vport) |
| 709 | { |
| 710 | struct lpfc_hba *phba = vport->phba; |
| 711 | struct lpfc_nodelist *ndlp; |
| 712 | |
| 713 | /* First look for the Fabric ndlp */ |
| 714 | ndlp = lpfc_findnode_did(vport, Fabric_DID); |
| 715 | if (!ndlp) { |
| 716 | /* Cannot find existing Fabric ndlp, so allocate a new one */ |
| 717 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 718 | if (!ndlp) |
| 719 | return 0; |
| 720 | lpfc_nlp_init(vport, ndlp, Fabric_DID); |
| 721 | } else { |
| 722 | lpfc_dequeue_node(vport, ndlp); |
| 723 | } |
| 724 | if (lpfc_issue_els_fdisc(vport, ndlp, 0)) { |
| 725 | lpfc_nlp_put(ndlp); |
| 726 | } |
| 727 | return 1; |
| 728 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 729 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 730 | lpfc_more_plogi(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 731 | { |
| 732 | int sentplogi; |
| 733 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 734 | if (vport->num_disc_nodes) |
| 735 | vport->num_disc_nodes--; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 736 | |
| 737 | /* Continue discovery with <num_disc_nodes> PLOGIs to go */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 738 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 739 | "0232 Continue discovery with %d PLOGIs to go " |
| 740 | "Data: x%x x%x x%x\n", |
| 741 | vport->num_disc_nodes, vport->fc_plogi_cnt, |
| 742 | vport->fc_flag, vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 743 | /* Check to see if there are more PLOGIs to be sent */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 744 | if (vport->fc_flag & FC_NLP_MORE) |
| 745 | /* go thru NPR nodes and issue any remaining ELS PLOGIs */ |
| 746 | sentplogi = lpfc_els_disc_plogi(vport); |
| 747 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 748 | return; |
| 749 | } |
| 750 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 751 | static struct lpfc_nodelist * |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 752 | lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp, |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 753 | struct lpfc_nodelist *ndlp) |
| 754 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 755 | struct lpfc_vport *vport = ndlp->vport; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 756 | struct lpfc_nodelist *new_ndlp; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 757 | struct serv_parm *sp; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 758 | uint8_t name[sizeof(struct lpfc_name)]; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 759 | uint32_t rc; |
| 760 | |
James Smart | 2fb9bd8 | 2006-12-02 13:33:57 -0500 | [diff] [blame] | 761 | /* Fabric nodes can have the same WWPN so we don't bother searching |
| 762 | * by WWPN. Just return the ndlp that was given to us. |
| 763 | */ |
| 764 | if (ndlp->nlp_type & NLP_FABRIC) |
| 765 | return ndlp; |
| 766 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 767 | sp = (struct serv_parm *) ((uint8_t *) prsp + sizeof(uint32_t)); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 768 | memset(name, 0, sizeof(struct lpfc_name)); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 769 | |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 770 | /* Now we find out if the NPort we are logging into, matches the WWPN |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 771 | * we have for that ndlp. If not, we have some work to do. |
| 772 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 773 | new_ndlp = lpfc_findnode_wwpn(vport, &sp->portName); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 774 | |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 775 | if (new_ndlp == ndlp) |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 776 | return ndlp; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 777 | |
| 778 | if (!new_ndlp) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 779 | rc = memcmp(&ndlp->nlp_portname, name, |
| 780 | sizeof(struct lpfc_name)); |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 781 | if (!rc) |
| 782 | return ndlp; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 783 | new_ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_ATOMIC); |
| 784 | if (!new_ndlp) |
| 785 | return ndlp; |
| 786 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 787 | lpfc_nlp_init(vport, new_ndlp, ndlp->nlp_DID); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 788 | } |
| 789 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 790 | lpfc_unreg_rpi(vport, new_ndlp); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 791 | new_ndlp->nlp_DID = ndlp->nlp_DID; |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 792 | new_ndlp->nlp_prev_state = ndlp->nlp_prev_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 793 | lpfc_nlp_set_state(vport, new_ndlp, ndlp->nlp_state); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 794 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 795 | /* Move this back to NPR state */ |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 796 | if (memcmp(&ndlp->nlp_portname, name, sizeof(struct lpfc_name)) == 0) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 797 | lpfc_drop_node(vport, ndlp); |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 798 | else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 799 | lpfc_unreg_rpi(vport, ndlp); |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 800 | ndlp->nlp_DID = 0; /* Two ndlps cannot have the same did */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 801 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 802 | } |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 803 | return new_ndlp; |
| 804 | } |
| 805 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 806 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 807 | lpfc_cmpl_els_plogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 808 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 809 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 810 | struct lpfc_vport *vport = cmdiocb->vport; |
| 811 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 812 | IOCB_t *irsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 813 | struct lpfc_nodelist *ndlp; |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 814 | struct lpfc_dmabuf *prsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 815 | int disc, rc, did, type; |
| 816 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 817 | /* we pass cmdiocb to state machine which needs rspiocb as well */ |
| 818 | cmdiocb->context_un.rsp_iocb = rspiocb; |
| 819 | |
| 820 | irsp = &rspiocb->iocb; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 821 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 822 | "PLOGI cmpl: status:x%x/x%x did:x%x", |
| 823 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 824 | irsp->un.elsreq64.remoteID); |
| 825 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 826 | ndlp = lpfc_findnode_did(vport, irsp->un.elsreq64.remoteID); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 827 | if (!ndlp) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 828 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 829 | "0136 PLOGI completes to NPort x%x " |
| 830 | "with no ndlp. Data: x%x x%x x%x\n", |
| 831 | irsp->un.elsreq64.remoteID, |
| 832 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 833 | irsp->ulpIoTag); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 834 | goto out; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 835 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 836 | |
| 837 | /* Since ndlp can be freed in the disc state machine, note if this node |
| 838 | * is being used during discovery. |
| 839 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 840 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 841 | disc = (ndlp->nlp_flag & NLP_NPR_2B_DISC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 842 | ndlp->nlp_flag &= ~NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 843 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 844 | rc = 0; |
| 845 | |
| 846 | /* PLOGI completes to NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 847 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 848 | "0102 PLOGI completes to NPort x%x " |
| 849 | "Data: x%x x%x x%x x%x x%x\n", |
| 850 | ndlp->nlp_DID, irsp->ulpStatus, irsp->un.ulpWord[4], |
| 851 | irsp->ulpTimeout, disc, vport->num_disc_nodes); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 852 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 853 | if (lpfc_els_chk_latt(vport)) { |
| 854 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 855 | ndlp->nlp_flag |= NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 856 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 857 | goto out; |
| 858 | } |
| 859 | |
| 860 | /* ndlp could be freed in DSM, save these values now */ |
| 861 | type = ndlp->nlp_type; |
| 862 | did = ndlp->nlp_DID; |
| 863 | |
| 864 | if (irsp->ulpStatus) { |
| 865 | /* Check for retry */ |
| 866 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) { |
| 867 | /* ELS command is being retried */ |
| 868 | if (disc) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 869 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 870 | ndlp->nlp_flag |= NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 871 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 872 | } |
| 873 | goto out; |
| 874 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 875 | /* PLOGI failed */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 876 | if (ndlp->nlp_DID == NameServer_DID) { |
| 877 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 878 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 879 | "0250 Nameserver login error: " |
| 880 | "0x%x / 0x%x\n", |
| 881 | irsp->ulpStatus, irsp->un.ulpWord[4]); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 882 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 883 | /* Do not call DSM for lpfc_els_abort'ed ELS cmds */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 884 | if (lpfc_error_lost_link(irsp)) { |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 885 | rc = NLP_STE_FREED_NODE; |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 886 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 887 | rc = lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 888 | NLP_EVT_CMPL_PLOGI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 889 | } |
| 890 | } else { |
| 891 | /* Good status, call state machine */ |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 892 | prsp = list_entry(((struct lpfc_dmabuf *) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 893 | cmdiocb->context2)->list.next, |
| 894 | struct lpfc_dmabuf, list); |
| 895 | ndlp = lpfc_plogi_confirm_nport(phba, prsp->virt, ndlp); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 896 | rc = lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 897 | NLP_EVT_CMPL_PLOGI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 898 | } |
| 899 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 900 | if (disc && vport->num_disc_nodes) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 901 | /* Check to see if there are more PLOGIs to be sent */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 902 | lpfc_more_plogi(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 903 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 904 | if (vport->num_disc_nodes == 0) { |
| 905 | spin_lock_irq(shost->host_lock); |
| 906 | vport->fc_flag &= ~FC_NDISC_ACTIVE; |
| 907 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 908 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 909 | lpfc_can_disctmo(vport); |
| 910 | if (vport->fc_flag & FC_RSCN_MODE) { |
James Smart | 10d4e95 | 2006-04-15 11:53:15 -0400 | [diff] [blame] | 911 | /* |
| 912 | * Check to see if more RSCNs came in while |
| 913 | * we were processing this one. |
| 914 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 915 | if ((vport->fc_rscn_id_cnt == 0) && |
| 916 | (!(vport->fc_flag & FC_RSCN_DISCOVERY))) { |
| 917 | spin_lock_irq(shost->host_lock); |
| 918 | vport->fc_flag &= ~FC_RSCN_MODE; |
| 919 | spin_unlock_irq(shost->host_lock); |
James Smart | 10d4e95 | 2006-04-15 11:53:15 -0400 | [diff] [blame] | 920 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 921 | lpfc_els_handle_rscn(vport); |
James Smart | 10d4e95 | 2006-04-15 11:53:15 -0400 | [diff] [blame] | 922 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 923 | } |
| 924 | } |
| 925 | } |
| 926 | |
| 927 | out: |
| 928 | lpfc_els_free_iocb(phba, cmdiocb); |
| 929 | return; |
| 930 | } |
| 931 | |
| 932 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 933 | lpfc_issue_els_plogi(struct lpfc_vport *vport, uint32_t did, uint8_t retry) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 934 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 935 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 936 | struct serv_parm *sp; |
| 937 | IOCB_t *icmd; |
| 938 | struct lpfc_iocbq *elsiocb; |
| 939 | struct lpfc_sli_ring *pring; |
| 940 | struct lpfc_sli *psli; |
| 941 | uint8_t *pcmd; |
| 942 | uint16_t cmdsize; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 943 | int ret; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 944 | |
| 945 | psli = &phba->sli; |
| 946 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
| 947 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 948 | cmdsize = (sizeof(uint32_t) + sizeof(struct serv_parm)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 949 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, NULL, did, |
| 950 | ELS_CMD_PLOGI); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 951 | if (!elsiocb) |
| 952 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 953 | |
| 954 | icmd = &elsiocb->iocb; |
| 955 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 956 | |
| 957 | /* For PLOGI request, remainder of payload is service parameters */ |
| 958 | *((uint32_t *) (pcmd)) = ELS_CMD_PLOGI; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 959 | pcmd += sizeof(uint32_t); |
| 960 | memcpy(pcmd, &vport->fc_sparam, sizeof(struct serv_parm)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 961 | sp = (struct serv_parm *) pcmd; |
| 962 | |
| 963 | if (sp->cmn.fcphLow < FC_PH_4_3) |
| 964 | sp->cmn.fcphLow = FC_PH_4_3; |
| 965 | |
| 966 | if (sp->cmn.fcphHigh < FC_PH3) |
| 967 | sp->cmn.fcphHigh = FC_PH3; |
| 968 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 969 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 970 | "Issue PLOGI: did:x%x", |
| 971 | did, 0, 0); |
| 972 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 973 | phba->fc_stat.elsXmitPLOGI++; |
| 974 | elsiocb->iocb_cmpl = lpfc_cmpl_els_plogi; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 975 | ret = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| 976 | |
| 977 | if (ret == IOCB_ERROR) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 978 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 979 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 980 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 981 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 982 | } |
| 983 | |
| 984 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 985 | lpfc_cmpl_els_prli(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 986 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 987 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 988 | struct lpfc_vport *vport = cmdiocb->vport; |
| 989 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 990 | IOCB_t *irsp; |
| 991 | struct lpfc_sli *psli; |
| 992 | struct lpfc_nodelist *ndlp; |
| 993 | |
| 994 | psli = &phba->sli; |
| 995 | /* we pass cmdiocb to state machine which needs rspiocb as well */ |
| 996 | cmdiocb->context_un.rsp_iocb = rspiocb; |
| 997 | |
| 998 | irsp = &(rspiocb->iocb); |
| 999 | ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1000 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1001 | ndlp->nlp_flag &= ~NLP_PRLI_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1002 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1003 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1004 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1005 | "PRLI cmpl: status:x%x/x%x did:x%x", |
| 1006 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1007 | ndlp->nlp_DID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1008 | /* PRLI completes to NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 1009 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 1010 | "0103 PRLI completes to NPort x%x " |
| 1011 | "Data: x%x x%x x%x x%x\n", |
| 1012 | ndlp->nlp_DID, irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1013 | irsp->ulpTimeout, vport->num_disc_nodes); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1014 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1015 | vport->fc_prli_sent--; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1016 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1017 | if (lpfc_els_chk_latt(vport)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1018 | goto out; |
| 1019 | |
| 1020 | if (irsp->ulpStatus) { |
| 1021 | /* Check for retry */ |
| 1022 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) { |
| 1023 | /* ELS command is being retried */ |
| 1024 | goto out; |
| 1025 | } |
| 1026 | /* PRLI failed */ |
| 1027 | /* Do not call DSM for lpfc_els_abort'ed ELS cmds */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1028 | if (lpfc_error_lost_link(irsp)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1029 | goto out; |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 1030 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1031 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1032 | NLP_EVT_CMPL_PRLI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1033 | } |
| 1034 | } else { |
| 1035 | /* Good status, call state machine */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1036 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1037 | NLP_EVT_CMPL_PRLI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1038 | } |
| 1039 | |
| 1040 | out: |
| 1041 | lpfc_els_free_iocb(phba, cmdiocb); |
| 1042 | return; |
| 1043 | } |
| 1044 | |
| 1045 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1046 | lpfc_issue_els_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1047 | uint8_t retry) |
| 1048 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1049 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1050 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1051 | PRLI *npr; |
| 1052 | IOCB_t *icmd; |
| 1053 | struct lpfc_iocbq *elsiocb; |
| 1054 | struct lpfc_sli_ring *pring; |
| 1055 | struct lpfc_sli *psli; |
| 1056 | uint8_t *pcmd; |
| 1057 | uint16_t cmdsize; |
| 1058 | |
| 1059 | psli = &phba->sli; |
| 1060 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
| 1061 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1062 | cmdsize = (sizeof(uint32_t) + sizeof(PRLI)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1063 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 1064 | ndlp->nlp_DID, ELS_CMD_PRLI); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1065 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1066 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1067 | |
| 1068 | icmd = &elsiocb->iocb; |
| 1069 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 1070 | |
| 1071 | /* For PRLI request, remainder of payload is service parameters */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1072 | memset(pcmd, 0, (sizeof(PRLI) + sizeof(uint32_t))); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1073 | *((uint32_t *) (pcmd)) = ELS_CMD_PRLI; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1074 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1075 | |
| 1076 | /* For PRLI, remainder of payload is PRLI parameter page */ |
| 1077 | npr = (PRLI *) pcmd; |
| 1078 | /* |
| 1079 | * If our firmware version is 3.20 or later, |
| 1080 | * set the following bits for FC-TAPE support. |
| 1081 | */ |
| 1082 | if (phba->vpd.rev.feaLevelHigh >= 0x02) { |
| 1083 | npr->ConfmComplAllowed = 1; |
| 1084 | npr->Retry = 1; |
| 1085 | npr->TaskRetryIdReq = 1; |
| 1086 | } |
| 1087 | npr->estabImagePair = 1; |
| 1088 | npr->readXferRdyDis = 1; |
| 1089 | |
| 1090 | /* For FCP support */ |
| 1091 | npr->prliType = PRLI_FCP_TYPE; |
| 1092 | npr->initiatorFunc = 1; |
| 1093 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1094 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1095 | "Issue PRLI: did:x%x", |
| 1096 | ndlp->nlp_DID, 0, 0); |
| 1097 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1098 | phba->fc_stat.elsXmitPRLI++; |
| 1099 | elsiocb->iocb_cmpl = lpfc_cmpl_els_prli; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1100 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1101 | ndlp->nlp_flag |= NLP_PRLI_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1102 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1103 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1104 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1105 | ndlp->nlp_flag &= ~NLP_PRLI_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1106 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1107 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1108 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1109 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1110 | vport->fc_prli_sent++; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1111 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1112 | } |
| 1113 | |
| 1114 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1115 | lpfc_more_adisc(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1116 | { |
| 1117 | int sentadisc; |
| 1118 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1119 | if (vport->num_disc_nodes) |
| 1120 | vport->num_disc_nodes--; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1121 | /* Continue discovery with <num_disc_nodes> ADISCs to go */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 1122 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 1123 | "0210 Continue discovery with %d ADISCs to go " |
| 1124 | "Data: x%x x%x x%x\n", |
| 1125 | vport->num_disc_nodes, vport->fc_adisc_cnt, |
| 1126 | vport->fc_flag, vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1127 | /* Check to see if there are more ADISCs to be sent */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1128 | if (vport->fc_flag & FC_NLP_MORE) { |
| 1129 | lpfc_set_disctmo(vport); |
| 1130 | /* go thru NPR nodes and issue any remaining ELS ADISCs */ |
| 1131 | sentadisc = lpfc_els_disc_adisc(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1132 | } |
| 1133 | return; |
| 1134 | } |
| 1135 | |
| 1136 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1137 | lpfc_rscn_disc(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1138 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1139 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1140 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1141 | lpfc_can_disctmo(vport); |
| 1142 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1143 | /* RSCN discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1144 | /* go thru NPR nodes and issue ELS PLOGIs */ |
| 1145 | if (vport->fc_npr_cnt) |
| 1146 | if (lpfc_els_disc_plogi(vport)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1147 | return; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1148 | |
| 1149 | if (vport->fc_flag & FC_RSCN_MODE) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1150 | /* Check to see if more RSCNs came in while we were |
| 1151 | * processing this one. |
| 1152 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1153 | if ((vport->fc_rscn_id_cnt == 0) && |
| 1154 | (!(vport->fc_flag & FC_RSCN_DISCOVERY))) { |
| 1155 | spin_lock_irq(shost->host_lock); |
| 1156 | vport->fc_flag &= ~FC_RSCN_MODE; |
| 1157 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1158 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1159 | lpfc_els_handle_rscn(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1160 | } |
| 1161 | } |
| 1162 | } |
| 1163 | |
| 1164 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1165 | lpfc_cmpl_els_adisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 1166 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1167 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1168 | struct lpfc_vport *vport = cmdiocb->vport; |
| 1169 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1170 | IOCB_t *irsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1171 | struct lpfc_nodelist *ndlp; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1172 | int disc; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1173 | |
| 1174 | /* we pass cmdiocb to state machine which needs rspiocb as well */ |
| 1175 | cmdiocb->context_un.rsp_iocb = rspiocb; |
| 1176 | |
| 1177 | irsp = &(rspiocb->iocb); |
| 1178 | ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1179 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1180 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1181 | "ADISC cmpl: status:x%x/x%x did:x%x", |
| 1182 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1183 | ndlp->nlp_DID); |
| 1184 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1185 | /* Since ndlp can be freed in the disc state machine, note if this node |
| 1186 | * is being used during discovery. |
| 1187 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1188 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1189 | disc = (ndlp->nlp_flag & NLP_NPR_2B_DISC); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1190 | ndlp->nlp_flag &= ~(NLP_ADISC_SND | NLP_NPR_2B_DISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1191 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1192 | /* ADISC completes to NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 1193 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 1194 | "0104 ADISC completes to NPort x%x " |
| 1195 | "Data: x%x x%x x%x x%x x%x\n", |
| 1196 | ndlp->nlp_DID, irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1197 | irsp->ulpTimeout, disc, vport->num_disc_nodes); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1198 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1199 | if (lpfc_els_chk_latt(vport)) { |
| 1200 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1201 | ndlp->nlp_flag |= NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1202 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1203 | goto out; |
| 1204 | } |
| 1205 | |
| 1206 | if (irsp->ulpStatus) { |
| 1207 | /* Check for retry */ |
| 1208 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) { |
| 1209 | /* ELS command is being retried */ |
| 1210 | if (disc) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1211 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1212 | ndlp->nlp_flag |= NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1213 | spin_unlock_irq(shost->host_lock); |
| 1214 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1215 | } |
| 1216 | goto out; |
| 1217 | } |
| 1218 | /* ADISC failed */ |
| 1219 | /* Do not call DSM for lpfc_els_abort'ed ELS cmds */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1220 | if (!lpfc_error_lost_link(irsp)) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1221 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1222 | NLP_EVT_CMPL_ADISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1223 | } |
| 1224 | } else { |
| 1225 | /* Good status, call state machine */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1226 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1227 | NLP_EVT_CMPL_ADISC); |
| 1228 | } |
| 1229 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1230 | if (disc && vport->num_disc_nodes) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1231 | /* Check to see if there are more ADISCs to be sent */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1232 | lpfc_more_adisc(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1233 | |
| 1234 | /* Check to see if we are done with ADISC authentication */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1235 | if (vport->num_disc_nodes == 0) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1236 | /* If we get here, there is nothing left to ADISC */ |
| 1237 | /* |
| 1238 | * For NPIV, cmpl_reg_vpi will set port_state to READY, |
| 1239 | * and continue discovery. |
| 1240 | */ |
| 1241 | if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && |
| 1242 | !(vport->fc_flag & FC_RSCN_MODE)) { |
| 1243 | lpfc_issue_reg_vpi(phba, vport); |
| 1244 | goto out; |
| 1245 | } |
| 1246 | /* |
| 1247 | * For SLI2, we need to set port_state to READY |
| 1248 | * and continue discovery. |
| 1249 | */ |
| 1250 | if (vport->port_state < LPFC_VPORT_READY) { |
| 1251 | /* If we get here, there is nothing to ADISC */ |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 1252 | if (vport->port_type == LPFC_PHYSICAL_PORT) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1253 | lpfc_issue_clear_la(phba, vport); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1254 | |
| 1255 | if (!(vport->fc_flag & FC_ABORT_DISCOVERY)) { |
| 1256 | vport->num_disc_nodes = 0; |
| 1257 | /* go thru NPR list, issue ELS PLOGIs */ |
| 1258 | if (vport->fc_npr_cnt) |
| 1259 | lpfc_els_disc_plogi(vport); |
| 1260 | |
| 1261 | if (!vport->num_disc_nodes) { |
| 1262 | spin_lock_irq(shost->host_lock); |
| 1263 | vport->fc_flag &= |
| 1264 | ~FC_NDISC_ACTIVE; |
| 1265 | spin_unlock_irq( |
| 1266 | shost->host_lock); |
| 1267 | lpfc_can_disctmo(vport); |
| 1268 | } |
| 1269 | } |
| 1270 | vport->port_state = LPFC_VPORT_READY; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1271 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1272 | lpfc_rscn_disc(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1273 | } |
| 1274 | } |
| 1275 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1276 | out: |
| 1277 | lpfc_els_free_iocb(phba, cmdiocb); |
| 1278 | return; |
| 1279 | } |
| 1280 | |
| 1281 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1282 | lpfc_issue_els_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1283 | uint8_t retry) |
| 1284 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1285 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1286 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1287 | ADISC *ap; |
| 1288 | IOCB_t *icmd; |
| 1289 | struct lpfc_iocbq *elsiocb; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1290 | struct lpfc_sli *psli = &phba->sli; |
| 1291 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1292 | uint8_t *pcmd; |
| 1293 | uint16_t cmdsize; |
| 1294 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1295 | cmdsize = (sizeof(uint32_t) + sizeof(ADISC)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1296 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 1297 | ndlp->nlp_DID, ELS_CMD_ADISC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1298 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1299 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1300 | |
| 1301 | icmd = &elsiocb->iocb; |
| 1302 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 1303 | |
| 1304 | /* For ADISC request, remainder of payload is service parameters */ |
| 1305 | *((uint32_t *) (pcmd)) = ELS_CMD_ADISC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1306 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1307 | |
| 1308 | /* Fill in ADISC payload */ |
| 1309 | ap = (ADISC *) pcmd; |
| 1310 | ap->hardAL_PA = phba->fc_pref_ALPA; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1311 | memcpy(&ap->portName, &vport->fc_portname, sizeof(struct lpfc_name)); |
| 1312 | memcpy(&ap->nodeName, &vport->fc_nodename, sizeof(struct lpfc_name)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1313 | ap->DID = be32_to_cpu(vport->fc_myDID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1314 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1315 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1316 | "Issue ADISC: did:x%x", |
| 1317 | ndlp->nlp_DID, 0, 0); |
| 1318 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1319 | phba->fc_stat.elsXmitADISC++; |
| 1320 | elsiocb->iocb_cmpl = lpfc_cmpl_els_adisc; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1321 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1322 | ndlp->nlp_flag |= NLP_ADISC_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1323 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1324 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1325 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1326 | ndlp->nlp_flag &= ~NLP_ADISC_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1327 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1328 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1329 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1330 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1331 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1332 | } |
| 1333 | |
| 1334 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1335 | lpfc_cmpl_els_logo(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 1336 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1337 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1338 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| 1339 | struct lpfc_vport *vport = ndlp->vport; |
| 1340 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1341 | IOCB_t *irsp; |
| 1342 | struct lpfc_sli *psli; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1343 | |
| 1344 | psli = &phba->sli; |
| 1345 | /* we pass cmdiocb to state machine which needs rspiocb as well */ |
| 1346 | cmdiocb->context_un.rsp_iocb = rspiocb; |
| 1347 | |
| 1348 | irsp = &(rspiocb->iocb); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1349 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1350 | ndlp->nlp_flag &= ~NLP_LOGO_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1351 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1352 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1353 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1354 | "LOGO cmpl: status:x%x/x%x did:x%x", |
| 1355 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1356 | ndlp->nlp_DID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1357 | /* LOGO completes to NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 1358 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 1359 | "0105 LOGO completes to NPort x%x " |
| 1360 | "Data: x%x x%x x%x x%x\n", |
| 1361 | ndlp->nlp_DID, irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1362 | irsp->ulpTimeout, vport->num_disc_nodes); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1363 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1364 | if (lpfc_els_chk_latt(vport)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1365 | goto out; |
| 1366 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1367 | if (ndlp->nlp_flag & NLP_TARGET_REMOVE) { |
| 1368 | /* NLP_EVT_DEVICE_RM should unregister the RPI |
| 1369 | * which should abort all outstanding IOs. |
| 1370 | */ |
| 1371 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
| 1372 | NLP_EVT_DEVICE_RM); |
| 1373 | goto out; |
| 1374 | } |
| 1375 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1376 | if (irsp->ulpStatus) { |
| 1377 | /* Check for retry */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1378 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1379 | /* ELS command is being retried */ |
| 1380 | goto out; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1381 | /* LOGO failed */ |
| 1382 | /* Do not call DSM for lpfc_els_abort'ed ELS cmds */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1383 | if (lpfc_error_lost_link(irsp)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1384 | goto out; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1385 | else |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1386 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1387 | NLP_EVT_CMPL_LOGO); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1388 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1389 | /* Good status, call state machine. |
| 1390 | * This will unregister the rpi if needed. |
| 1391 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1392 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1393 | NLP_EVT_CMPL_LOGO); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1394 | } |
| 1395 | |
| 1396 | out: |
| 1397 | lpfc_els_free_iocb(phba, cmdiocb); |
| 1398 | return; |
| 1399 | } |
| 1400 | |
| 1401 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1402 | lpfc_issue_els_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1403 | uint8_t retry) |
| 1404 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1405 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1406 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1407 | IOCB_t *icmd; |
| 1408 | struct lpfc_iocbq *elsiocb; |
| 1409 | struct lpfc_sli_ring *pring; |
| 1410 | struct lpfc_sli *psli; |
| 1411 | uint8_t *pcmd; |
| 1412 | uint16_t cmdsize; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1413 | int rc; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1414 | |
| 1415 | psli = &phba->sli; |
| 1416 | pring = &psli->ring[LPFC_ELS_RING]; |
| 1417 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1418 | cmdsize = (2 * sizeof(uint32_t)) + sizeof(struct lpfc_name); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1419 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 1420 | ndlp->nlp_DID, ELS_CMD_LOGO); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1421 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1422 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1423 | |
| 1424 | icmd = &elsiocb->iocb; |
| 1425 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 1426 | *((uint32_t *) (pcmd)) = ELS_CMD_LOGO; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1427 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1428 | |
| 1429 | /* Fill in LOGO payload */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1430 | *((uint32_t *) (pcmd)) = be32_to_cpu(vport->fc_myDID); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1431 | pcmd += sizeof(uint32_t); |
| 1432 | memcpy(pcmd, &vport->fc_portname, sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1433 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1434 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1435 | "Issue LOGO: did:x%x", |
| 1436 | ndlp->nlp_DID, 0, 0); |
| 1437 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1438 | phba->fc_stat.elsXmitLOGO++; |
| 1439 | elsiocb->iocb_cmpl = lpfc_cmpl_els_logo; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1440 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1441 | ndlp->nlp_flag |= NLP_LOGO_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1442 | spin_unlock_irq(shost->host_lock); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1443 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| 1444 | |
| 1445 | if (rc == IOCB_ERROR) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1446 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1447 | ndlp->nlp_flag &= ~NLP_LOGO_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1448 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1449 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1450 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1451 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1452 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1453 | } |
| 1454 | |
| 1455 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1456 | lpfc_cmpl_els_cmd(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 1457 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1458 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1459 | struct lpfc_vport *vport = cmdiocb->vport; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1460 | IOCB_t *irsp; |
| 1461 | |
| 1462 | irsp = &rspiocb->iocb; |
| 1463 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1464 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1465 | "ELS cmd cmpl: status:x%x/x%x did:x%x", |
| 1466 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1467 | irsp->un.elsreq64.remoteID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1468 | /* ELS cmd tag <ulpIoTag> completes */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 1469 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 1470 | "0106 ELS cmd tag x%x completes Data: x%x x%x x%x\n", |
| 1471 | irsp->ulpIoTag, irsp->ulpStatus, |
| 1472 | irsp->un.ulpWord[4], irsp->ulpTimeout); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1473 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1474 | lpfc_els_chk_latt(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1475 | lpfc_els_free_iocb(phba, cmdiocb); |
| 1476 | return; |
| 1477 | } |
| 1478 | |
| 1479 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1480 | lpfc_issue_els_scr(struct lpfc_vport *vport, uint32_t nportid, uint8_t retry) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1481 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1482 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1483 | IOCB_t *icmd; |
| 1484 | struct lpfc_iocbq *elsiocb; |
| 1485 | struct lpfc_sli_ring *pring; |
| 1486 | struct lpfc_sli *psli; |
| 1487 | uint8_t *pcmd; |
| 1488 | uint16_t cmdsize; |
| 1489 | struct lpfc_nodelist *ndlp; |
| 1490 | |
| 1491 | psli = &phba->sli; |
| 1492 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1493 | cmdsize = (sizeof(uint32_t) + sizeof(SCR)); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1494 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 1495 | if (!ndlp) |
| 1496 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1497 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1498 | lpfc_nlp_init(vport, ndlp, nportid); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1499 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1500 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 1501 | ndlp->nlp_DID, ELS_CMD_SCR); |
| 1502 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1503 | if (!elsiocb) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1504 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1505 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1506 | } |
| 1507 | |
| 1508 | icmd = &elsiocb->iocb; |
| 1509 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 1510 | |
| 1511 | *((uint32_t *) (pcmd)) = ELS_CMD_SCR; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1512 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1513 | |
| 1514 | /* For SCR, remainder of payload is SCR parameter page */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1515 | memset(pcmd, 0, sizeof(SCR)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1516 | ((SCR *) pcmd)->Function = SCR_FUNC_FULL; |
| 1517 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1518 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1519 | "Issue SCR: did:x%x", |
| 1520 | ndlp->nlp_DID, 0, 0); |
| 1521 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1522 | phba->fc_stat.elsXmitSCR++; |
| 1523 | elsiocb->iocb_cmpl = lpfc_cmpl_els_cmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1524 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1525 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1526 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1527 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1528 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1529 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1530 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1531 | } |
| 1532 | |
| 1533 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1534 | lpfc_issue_els_farpr(struct lpfc_vport *vport, uint32_t nportid, uint8_t retry) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1535 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1536 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1537 | IOCB_t *icmd; |
| 1538 | struct lpfc_iocbq *elsiocb; |
| 1539 | struct lpfc_sli_ring *pring; |
| 1540 | struct lpfc_sli *psli; |
| 1541 | FARP *fp; |
| 1542 | uint8_t *pcmd; |
| 1543 | uint32_t *lp; |
| 1544 | uint16_t cmdsize; |
| 1545 | struct lpfc_nodelist *ondlp; |
| 1546 | struct lpfc_nodelist *ndlp; |
| 1547 | |
| 1548 | psli = &phba->sli; |
| 1549 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1550 | cmdsize = (sizeof(uint32_t) + sizeof(FARP)); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1551 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 1552 | if (!ndlp) |
| 1553 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1554 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1555 | lpfc_nlp_init(vport, ndlp, nportid); |
| 1556 | |
| 1557 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 1558 | ndlp->nlp_DID, ELS_CMD_RNID); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1559 | if (!elsiocb) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1560 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1561 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1562 | } |
| 1563 | |
| 1564 | icmd = &elsiocb->iocb; |
| 1565 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 1566 | |
| 1567 | *((uint32_t *) (pcmd)) = ELS_CMD_FARPR; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1568 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1569 | |
| 1570 | /* Fill in FARPR payload */ |
| 1571 | fp = (FARP *) (pcmd); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1572 | memset(fp, 0, sizeof(FARP)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1573 | lp = (uint32_t *) pcmd; |
| 1574 | *lp++ = be32_to_cpu(nportid); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1575 | *lp++ = be32_to_cpu(vport->fc_myDID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1576 | fp->Rflags = 0; |
| 1577 | fp->Mflags = (FARP_MATCH_PORT | FARP_MATCH_NODE); |
| 1578 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1579 | memcpy(&fp->RportName, &vport->fc_portname, sizeof(struct lpfc_name)); |
| 1580 | memcpy(&fp->RnodeName, &vport->fc_nodename, sizeof(struct lpfc_name)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1581 | ondlp = lpfc_findnode_did(vport, nportid); |
| 1582 | if (ondlp) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1583 | memcpy(&fp->OportName, &ondlp->nlp_portname, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1584 | sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1585 | memcpy(&fp->OnodeName, &ondlp->nlp_nodename, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1586 | sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1587 | } |
| 1588 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1589 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1590 | "Issue FARPR: did:x%x", |
| 1591 | ndlp->nlp_DID, 0, 0); |
| 1592 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1593 | phba->fc_stat.elsXmitFARPR++; |
| 1594 | elsiocb->iocb_cmpl = lpfc_cmpl_els_cmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1595 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1596 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1597 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1598 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1599 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1600 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1601 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1602 | } |
| 1603 | |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 1604 | static void |
| 1605 | lpfc_end_rscn(struct lpfc_vport *vport) |
| 1606 | { |
| 1607 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1608 | |
| 1609 | if (vport->fc_flag & FC_RSCN_MODE) { |
| 1610 | /* |
| 1611 | * Check to see if more RSCNs came in while we were |
| 1612 | * processing this one. |
| 1613 | */ |
| 1614 | if (vport->fc_rscn_id_cnt || |
| 1615 | (vport->fc_flag & FC_RSCN_DISCOVERY) != 0) |
| 1616 | lpfc_els_handle_rscn(vport); |
| 1617 | else { |
| 1618 | spin_lock_irq(shost->host_lock); |
| 1619 | vport->fc_flag &= ~FC_RSCN_MODE; |
| 1620 | spin_unlock_irq(shost->host_lock); |
| 1621 | } |
| 1622 | } |
| 1623 | } |
| 1624 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1625 | void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1626 | lpfc_cancel_retry_delay_tmo(struct lpfc_vport *vport, struct lpfc_nodelist *nlp) |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1627 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1628 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1629 | |
| 1630 | spin_lock_irq(shost->host_lock); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1631 | nlp->nlp_flag &= ~NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1632 | spin_unlock_irq(shost->host_lock); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1633 | del_timer_sync(&nlp->nlp_delayfunc); |
| 1634 | nlp->nlp_last_elscmd = 0; |
| 1635 | |
| 1636 | if (!list_empty(&nlp->els_retry_evt.evt_listp)) |
| 1637 | list_del_init(&nlp->els_retry_evt.evt_listp); |
| 1638 | |
| 1639 | if (nlp->nlp_flag & NLP_NPR_2B_DISC) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1640 | spin_lock_irq(shost->host_lock); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1641 | nlp->nlp_flag &= ~NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1642 | spin_unlock_irq(shost->host_lock); |
| 1643 | if (vport->num_disc_nodes) { |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1644 | /* Check to see if there are more |
| 1645 | * PLOGIs to be sent |
| 1646 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1647 | lpfc_more_plogi(vport); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1648 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1649 | if (vport->num_disc_nodes == 0) { |
| 1650 | spin_lock_irq(shost->host_lock); |
| 1651 | vport->fc_flag &= ~FC_NDISC_ACTIVE; |
| 1652 | spin_unlock_irq(shost->host_lock); |
| 1653 | lpfc_can_disctmo(vport); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 1654 | lpfc_end_rscn(vport); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1655 | } |
| 1656 | } |
| 1657 | } |
| 1658 | return; |
| 1659 | } |
| 1660 | |
| 1661 | void |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1662 | lpfc_els_retry_delay(unsigned long ptr) |
| 1663 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1664 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) ptr; |
| 1665 | struct lpfc_vport *vport = ndlp->vport; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1666 | struct lpfc_hba *phba = vport->phba; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1667 | unsigned long flags; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1668 | struct lpfc_work_evt *evtp = &ndlp->els_retry_evt; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1669 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1670 | ndlp = (struct lpfc_nodelist *) ptr; |
| 1671 | phba = ndlp->vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1672 | evtp = &ndlp->els_retry_evt; |
| 1673 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1674 | spin_lock_irqsave(&phba->hbalock, flags); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1675 | if (!list_empty(&evtp->evt_listp)) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1676 | spin_unlock_irqrestore(&phba->hbalock, flags); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1677 | return; |
| 1678 | } |
| 1679 | |
| 1680 | evtp->evt_arg1 = ndlp; |
| 1681 | evtp->evt = LPFC_EVT_ELS_RETRY; |
| 1682 | list_add_tail(&evtp->evt_listp, &phba->work_list); |
| 1683 | if (phba->work_wait) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1684 | lpfc_worker_wake_up(phba); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1685 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1686 | spin_unlock_irqrestore(&phba->hbalock, flags); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1687 | return; |
| 1688 | } |
| 1689 | |
| 1690 | void |
| 1691 | lpfc_els_retry_delay_handler(struct lpfc_nodelist *ndlp) |
| 1692 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1693 | struct lpfc_vport *vport = ndlp->vport; |
| 1694 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1695 | uint32_t cmd, did, retry; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1696 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1697 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1698 | did = ndlp->nlp_DID; |
| 1699 | cmd = ndlp->nlp_last_elscmd; |
| 1700 | ndlp->nlp_last_elscmd = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1701 | |
| 1702 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1703 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1704 | return; |
| 1705 | } |
| 1706 | |
| 1707 | ndlp->nlp_flag &= ~NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1708 | spin_unlock_irq(shost->host_lock); |
James Smart | 1a16968 | 2006-03-07 15:04:06 -0500 | [diff] [blame] | 1709 | /* |
| 1710 | * If a discovery event readded nlp_delayfunc after timer |
| 1711 | * firing and before processing the timer, cancel the |
| 1712 | * nlp_delayfunc. |
| 1713 | */ |
| 1714 | del_timer_sync(&ndlp->nlp_delayfunc); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1715 | retry = ndlp->nlp_retry; |
| 1716 | |
| 1717 | switch (cmd) { |
| 1718 | case ELS_CMD_FLOGI: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1719 | lpfc_issue_els_flogi(vport, ndlp, retry); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1720 | break; |
| 1721 | case ELS_CMD_PLOGI: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1722 | if (!lpfc_issue_els_plogi(vport, ndlp->nlp_DID, retry)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1723 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1724 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
Jamie Wellnitz | 6ad4253 | 2006-02-28 19:25:16 -0500 | [diff] [blame] | 1725 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1726 | break; |
| 1727 | case ELS_CMD_ADISC: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1728 | if (!lpfc_issue_els_adisc(vport, ndlp, retry)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1729 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1730 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
Jamie Wellnitz | 6ad4253 | 2006-02-28 19:25:16 -0500 | [diff] [blame] | 1731 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1732 | break; |
| 1733 | case ELS_CMD_PRLI: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1734 | if (!lpfc_issue_els_prli(vport, ndlp, retry)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1735 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1736 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); |
Jamie Wellnitz | 6ad4253 | 2006-02-28 19:25:16 -0500 | [diff] [blame] | 1737 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1738 | break; |
| 1739 | case ELS_CMD_LOGO: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1740 | if (!lpfc_issue_els_logo(vport, ndlp, retry)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1741 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1742 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
Jamie Wellnitz | 6ad4253 | 2006-02-28 19:25:16 -0500 | [diff] [blame] | 1743 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1744 | break; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1745 | case ELS_CMD_FDISC: |
| 1746 | lpfc_issue_els_fdisc(vport, ndlp, retry); |
| 1747 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1748 | } |
| 1749 | return; |
| 1750 | } |
| 1751 | |
| 1752 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1753 | lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 1754 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1755 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1756 | struct lpfc_vport *vport = cmdiocb->vport; |
| 1757 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1758 | IOCB_t *irsp = &rspiocb->iocb; |
| 1759 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| 1760 | struct lpfc_dmabuf *pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1761 | uint32_t *elscmd; |
| 1762 | struct ls_rjt stat; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1763 | int retry = 0, maxretry = lpfc_max_els_tries, delay = 0; |
| 1764 | uint32_t cmd = 0; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1765 | uint32_t did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1766 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1767 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1768 | /* Note: context2 may be 0 for internal driver abort |
| 1769 | * of delays ELS command. |
| 1770 | */ |
| 1771 | |
| 1772 | if (pcmd && pcmd->virt) { |
| 1773 | elscmd = (uint32_t *) (pcmd->virt); |
| 1774 | cmd = *elscmd++; |
| 1775 | } |
| 1776 | |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1777 | if (ndlp) |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1778 | did = ndlp->nlp_DID; |
| 1779 | else { |
| 1780 | /* We should only hit this case for retrying PLOGI */ |
| 1781 | did = irsp->un.elsreq64.remoteID; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1782 | ndlp = lpfc_findnode_did(vport, did); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1783 | if (!ndlp && (cmd != ELS_CMD_PLOGI)) |
| 1784 | return 1; |
| 1785 | } |
| 1786 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1787 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1788 | "Retry ELS: wd7:x%x wd4:x%x did:x%x", |
| 1789 | *(((uint32_t *) irsp) + 7), irsp->un.ulpWord[4], ndlp->nlp_DID); |
| 1790 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1791 | switch (irsp->ulpStatus) { |
| 1792 | case IOSTAT_FCP_RSP_ERROR: |
| 1793 | case IOSTAT_REMOTE_STOP: |
| 1794 | break; |
| 1795 | |
| 1796 | case IOSTAT_LOCAL_REJECT: |
| 1797 | switch ((irsp->un.ulpWord[4] & 0xff)) { |
| 1798 | case IOERR_LOOP_OPEN_FAILURE: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1799 | if (cmd == ELS_CMD_PLOGI && cmdiocb->retry == 0) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1800 | delay = 1000; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1801 | retry = 1; |
| 1802 | break; |
| 1803 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1804 | case IOERR_ILLEGAL_COMMAND: |
| 1805 | if ((phba->sli3_options & LPFC_SLI3_VPORT_TEARDOWN) && |
| 1806 | (cmd == ELS_CMD_FDISC)) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 1807 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 1808 | "0124 FDISC failed (3/6) " |
| 1809 | "retrying...\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1810 | lpfc_mbx_unreg_vpi(vport); |
| 1811 | retry = 1; |
| 1812 | /* Always retry for this case */ |
| 1813 | cmdiocb->retry = 0; |
| 1814 | } |
| 1815 | break; |
| 1816 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1817 | case IOERR_NO_RESOURCES: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1818 | retry = 1; |
| 1819 | if (cmdiocb->retry > 100) |
| 1820 | delay = 100; |
| 1821 | maxretry = 250; |
| 1822 | break; |
| 1823 | |
| 1824 | case IOERR_ILLEGAL_FRAME: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1825 | delay = 100; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1826 | retry = 1; |
| 1827 | break; |
| 1828 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1829 | case IOERR_SEQUENCE_TIMEOUT: |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1830 | case IOERR_INVALID_RPI: |
| 1831 | retry = 1; |
| 1832 | break; |
| 1833 | } |
| 1834 | break; |
| 1835 | |
| 1836 | case IOSTAT_NPORT_RJT: |
| 1837 | case IOSTAT_FABRIC_RJT: |
| 1838 | if (irsp->un.ulpWord[4] & RJT_UNAVAIL_TEMP) { |
| 1839 | retry = 1; |
| 1840 | break; |
| 1841 | } |
| 1842 | break; |
| 1843 | |
| 1844 | case IOSTAT_NPORT_BSY: |
| 1845 | case IOSTAT_FABRIC_BSY: |
| 1846 | retry = 1; |
| 1847 | break; |
| 1848 | |
| 1849 | case IOSTAT_LS_RJT: |
| 1850 | stat.un.lsRjtError = be32_to_cpu(irsp->un.ulpWord[4]); |
| 1851 | /* Added for Vendor specifc support |
| 1852 | * Just keep retrying for these Rsn / Exp codes |
| 1853 | */ |
| 1854 | switch (stat.un.b.lsRjtRsnCode) { |
| 1855 | case LSRJT_UNABLE_TPC: |
| 1856 | if (stat.un.b.lsRjtRsnCodeExp == |
| 1857 | LSEXP_CMD_IN_PROGRESS) { |
| 1858 | if (cmd == ELS_CMD_PLOGI) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1859 | delay = 1000; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1860 | maxretry = 48; |
| 1861 | } |
| 1862 | retry = 1; |
| 1863 | break; |
| 1864 | } |
| 1865 | if (cmd == ELS_CMD_PLOGI) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1866 | delay = 1000; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1867 | maxretry = lpfc_max_els_tries + 1; |
| 1868 | retry = 1; |
| 1869 | break; |
| 1870 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1871 | if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && |
| 1872 | (cmd == ELS_CMD_FDISC) && |
| 1873 | (stat.un.b.lsRjtRsnCodeExp == LSEXP_OUT_OF_RESOURCE)){ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 1874 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 1875 | "0125 FDISC Failed (x%x). " |
| 1876 | "Fabric out of resources\n", |
| 1877 | stat.un.lsRjtError); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1878 | lpfc_vport_set_state(vport, |
| 1879 | FC_VPORT_NO_FABRIC_RSCS); |
| 1880 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1881 | break; |
| 1882 | |
| 1883 | case LSRJT_LOGICAL_BSY: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1884 | if ((cmd == ELS_CMD_PLOGI) || |
| 1885 | (cmd == ELS_CMD_PRLI)) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1886 | delay = 1000; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1887 | maxretry = 48; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1888 | } else if (cmd == ELS_CMD_FDISC) { |
| 1889 | /* Always retry for this case */ |
| 1890 | cmdiocb->retry = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1891 | } |
| 1892 | retry = 1; |
| 1893 | break; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1894 | |
| 1895 | case LSRJT_LOGICAL_ERR: |
| 1896 | case LSRJT_PROTOCOL_ERR: |
| 1897 | if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && |
| 1898 | (cmd == ELS_CMD_FDISC) && |
| 1899 | ((stat.un.b.lsRjtRsnCodeExp == LSEXP_INVALID_PNAME) || |
| 1900 | (stat.un.b.lsRjtRsnCodeExp == LSEXP_INVALID_NPORT_ID)) |
| 1901 | ) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 1902 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 1903 | "0123 FDISC Failed (x%x). " |
| 1904 | "Fabric Detected Bad WWN\n", |
| 1905 | stat.un.lsRjtError); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1906 | lpfc_vport_set_state(vport, |
| 1907 | FC_VPORT_FABRIC_REJ_WWN); |
| 1908 | } |
| 1909 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1910 | } |
| 1911 | break; |
| 1912 | |
| 1913 | case IOSTAT_INTERMED_RSP: |
| 1914 | case IOSTAT_BA_RJT: |
| 1915 | break; |
| 1916 | |
| 1917 | default: |
| 1918 | break; |
| 1919 | } |
| 1920 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1921 | if (did == FDMI_DID) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1922 | retry = 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1923 | |
| 1924 | if ((++cmdiocb->retry) >= maxretry) { |
| 1925 | phba->fc_stat.elsRetryExceeded++; |
| 1926 | retry = 0; |
| 1927 | } |
| 1928 | |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 1929 | if ((vport->load_flag & FC_UNLOADING) != 0) |
| 1930 | retry = 0; |
| 1931 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1932 | if (retry) { |
| 1933 | |
| 1934 | /* Retry ELS command <elsCmd> to remote NPORT <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 1935 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 1936 | "0107 Retry ELS command x%x to remote " |
| 1937 | "NPORT x%x Data: x%x x%x\n", |
| 1938 | cmd, did, cmdiocb->retry, delay); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1939 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1940 | if (((cmd == ELS_CMD_PLOGI) || (cmd == ELS_CMD_ADISC)) && |
| 1941 | ((irsp->ulpStatus != IOSTAT_LOCAL_REJECT) || |
| 1942 | ((irsp->un.ulpWord[4] & 0xff) != IOERR_NO_RESOURCES))) { |
| 1943 | /* Don't reset timer for no resources */ |
| 1944 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1945 | /* If discovery / RSCN timer is running, reset it */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1946 | if (timer_pending(&vport->fc_disctmo) || |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1947 | (vport->fc_flag & FC_RSCN_MODE)) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1948 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1949 | } |
| 1950 | |
| 1951 | phba->fc_stat.elsXmitRetry++; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1952 | if (ndlp && delay) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1953 | phba->fc_stat.elsDelayRetry++; |
| 1954 | ndlp->nlp_retry = cmdiocb->retry; |
| 1955 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1956 | /* delay is specified in milliseconds */ |
| 1957 | mod_timer(&ndlp->nlp_delayfunc, |
| 1958 | jiffies + msecs_to_jiffies(delay)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1959 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1960 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1961 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1962 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1963 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1964 | if (cmd == ELS_CMD_PRLI) |
| 1965 | lpfc_nlp_set_state(vport, ndlp, |
| 1966 | NLP_STE_REG_LOGIN_ISSUE); |
| 1967 | else |
| 1968 | lpfc_nlp_set_state(vport, ndlp, |
| 1969 | NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1970 | ndlp->nlp_last_elscmd = cmd; |
| 1971 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1972 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1973 | } |
| 1974 | switch (cmd) { |
| 1975 | case ELS_CMD_FLOGI: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1976 | lpfc_issue_els_flogi(vport, ndlp, cmdiocb->retry); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1977 | return 1; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1978 | case ELS_CMD_FDISC: |
| 1979 | lpfc_issue_els_fdisc(vport, ndlp, cmdiocb->retry); |
| 1980 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1981 | case ELS_CMD_PLOGI: |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1982 | if (ndlp) { |
| 1983 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1984 | lpfc_nlp_set_state(vport, ndlp, |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1985 | NLP_STE_PLOGI_ISSUE); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1986 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1987 | lpfc_issue_els_plogi(vport, did, cmdiocb->retry); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1988 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1989 | case ELS_CMD_ADISC: |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1990 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1991 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
| 1992 | lpfc_issue_els_adisc(vport, ndlp, cmdiocb->retry); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1993 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1994 | case ELS_CMD_PRLI: |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1995 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1996 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); |
| 1997 | lpfc_issue_els_prli(vport, ndlp, cmdiocb->retry); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1998 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1999 | case ELS_CMD_LOGO: |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 2000 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2001 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 2002 | lpfc_issue_els_logo(vport, ndlp, cmdiocb->retry); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2003 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2004 | } |
| 2005 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2006 | /* No retry ELS command <elsCmd> to remote NPORT <did> */ |
James Smart | a58cbd5 | 2007-08-02 11:09:43 -0400 | [diff] [blame] | 2007 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 2008 | "0108 No retry ELS command x%x to remote " |
| 2009 | "NPORT x%x Retried:%d Error:x%x/%x\n", |
| 2010 | cmd, did, cmdiocb->retry, irsp->ulpStatus, |
| 2011 | irsp->un.ulpWord[4]); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2012 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2013 | } |
| 2014 | |
| 2015 | int |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2016 | lpfc_els_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *elsiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2017 | { |
| 2018 | struct lpfc_dmabuf *buf_ptr, *buf_ptr1; |
| 2019 | |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2020 | if (elsiocb->context1) { |
| 2021 | lpfc_nlp_put(elsiocb->context1); |
| 2022 | elsiocb->context1 = NULL; |
| 2023 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2024 | /* context2 = cmd, context2->next = rsp, context3 = bpl */ |
| 2025 | if (elsiocb->context2) { |
| 2026 | buf_ptr1 = (struct lpfc_dmabuf *) elsiocb->context2; |
| 2027 | /* Free the response before processing the command. */ |
| 2028 | if (!list_empty(&buf_ptr1->list)) { |
| 2029 | list_remove_head(&buf_ptr1->list, buf_ptr, |
| 2030 | struct lpfc_dmabuf, |
| 2031 | list); |
| 2032 | lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); |
| 2033 | kfree(buf_ptr); |
| 2034 | } |
| 2035 | lpfc_mbuf_free(phba, buf_ptr1->virt, buf_ptr1->phys); |
| 2036 | kfree(buf_ptr1); |
| 2037 | } |
| 2038 | |
| 2039 | if (elsiocb->context3) { |
| 2040 | buf_ptr = (struct lpfc_dmabuf *) elsiocb->context3; |
| 2041 | lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); |
| 2042 | kfree(buf_ptr); |
| 2043 | } |
James Bottomley | 604a3e3 | 2005-10-29 10:28:33 -0500 | [diff] [blame] | 2044 | lpfc_sli_release_iocbq(phba, elsiocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2045 | return 0; |
| 2046 | } |
| 2047 | |
| 2048 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2049 | lpfc_cmpl_els_logo_acc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 2050 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2051 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2052 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| 2053 | struct lpfc_vport *vport = cmdiocb->vport; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2054 | IOCB_t *irsp; |
| 2055 | |
| 2056 | irsp = &rspiocb->iocb; |
| 2057 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2058 | "ACC LOGO cmpl: status:x%x/x%x did:x%x", |
| 2059 | irsp->ulpStatus, irsp->un.ulpWord[4], ndlp->nlp_DID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2060 | /* ACC to LOGO completes to NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2061 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2062 | "0109 ACC to LOGO completes to NPort x%x " |
| 2063 | "Data: x%x x%x x%x\n", |
| 2064 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2065 | ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2066 | switch (ndlp->nlp_state) { |
| 2067 | case NLP_STE_UNUSED_NODE: /* node is just allocated */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2068 | lpfc_drop_node(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2069 | break; |
| 2070 | case NLP_STE_NPR_NODE: /* NPort Recovery mode */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2071 | lpfc_unreg_rpi(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2072 | break; |
| 2073 | default: |
| 2074 | break; |
| 2075 | } |
| 2076 | lpfc_els_free_iocb(phba, cmdiocb); |
| 2077 | return; |
| 2078 | } |
| 2079 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2080 | void |
| 2081 | lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) |
| 2082 | { |
| 2083 | struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1); |
| 2084 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2; |
| 2085 | |
| 2086 | pmb->context1 = NULL; |
| 2087 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 2088 | kfree(mp); |
| 2089 | mempool_free(pmb, phba->mbox_mem_pool); |
| 2090 | lpfc_nlp_put(ndlp); |
| 2091 | return; |
| 2092 | } |
| 2093 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2094 | static void |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2095 | lpfc_cmpl_els_rsp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2096 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2097 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2098 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| 2099 | struct lpfc_vport *vport = ndlp ? ndlp->vport : NULL; |
| 2100 | struct Scsi_Host *shost = vport ? lpfc_shost_from_vport(vport) : NULL; |
James Smart | 33ccf8d | 2006-08-17 11:57:58 -0400 | [diff] [blame] | 2101 | IOCB_t *irsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2102 | LPFC_MBOXQ_t *mbox = NULL; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2103 | struct lpfc_dmabuf *mp = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2104 | |
James Smart | 33ccf8d | 2006-08-17 11:57:58 -0400 | [diff] [blame] | 2105 | irsp = &rspiocb->iocb; |
| 2106 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2107 | if (cmdiocb->context_un.mbox) |
| 2108 | mbox = cmdiocb->context_un.mbox; |
| 2109 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2110 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2111 | if (!ndlp || lpfc_els_chk_latt(vport)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2112 | if (mbox) { |
James Smart | 1469115 | 2006-12-02 13:34:28 -0500 | [diff] [blame] | 2113 | mp = (struct lpfc_dmabuf *) mbox->context1; |
| 2114 | if (mp) { |
| 2115 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 2116 | kfree(mp); |
| 2117 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2118 | mempool_free(mbox, phba->mbox_mem_pool); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2119 | } |
| 2120 | goto out; |
| 2121 | } |
| 2122 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2123 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2124 | "ACC cmpl: status:x%x/x%x did:x%x", |
| 2125 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 2126 | irsp->un.rcvels.remoteID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2127 | /* ELS response tag <ulpIoTag> completes */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2128 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2129 | "0110 ELS response tag x%x completes " |
| 2130 | "Data: x%x x%x x%x x%x x%x x%x x%x\n", |
| 2131 | cmdiocb->iocb.ulpIoTag, rspiocb->iocb.ulpStatus, |
| 2132 | rspiocb->iocb.un.ulpWord[4], rspiocb->iocb.ulpTimeout, |
| 2133 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2134 | ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2135 | if (mbox) { |
| 2136 | if ((rspiocb->iocb.ulpStatus == 0) |
| 2137 | && (ndlp->nlp_flag & NLP_ACC_REGLOGIN)) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2138 | lpfc_unreg_rpi(vport, ndlp); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2139 | mbox->context2 = lpfc_nlp_get(ndlp); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2140 | mbox->vport = vport; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2141 | if (ndlp->nlp_flag & NLP_RM_DFLT_RPI) { |
| 2142 | mbox->mbox_flag |= LPFC_MBX_IMED_UNREG; |
| 2143 | mbox->mbox_cmpl = lpfc_mbx_cmpl_dflt_rpi; |
| 2144 | } |
| 2145 | else { |
| 2146 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; |
| 2147 | ndlp->nlp_prev_state = ndlp->nlp_state; |
| 2148 | lpfc_nlp_set_state(vport, ndlp, |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2149 | NLP_STE_REG_LOGIN_ISSUE); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2150 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2151 | if (lpfc_sli_issue_mbox(phba, mbox, |
| 2152 | (MBX_NOWAIT | MBX_STOP_IOCB)) |
| 2153 | != MBX_NOT_FINISHED) { |
| 2154 | goto out; |
| 2155 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2156 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2157 | /* NOTE: we should have messages for unsuccessful |
| 2158 | reglogin */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2159 | } else { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2160 | /* Do not drop node for lpfc_els_abort'ed ELS cmds */ |
| 2161 | if (!lpfc_error_lost_link(irsp) && |
| 2162 | ndlp->nlp_flag & NLP_ACC_REGLOGIN) { |
| 2163 | lpfc_drop_node(vport, ndlp); |
| 2164 | ndlp = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2165 | } |
| 2166 | } |
James Smart | 1469115 | 2006-12-02 13:34:28 -0500 | [diff] [blame] | 2167 | mp = (struct lpfc_dmabuf *) mbox->context1; |
| 2168 | if (mp) { |
| 2169 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 2170 | kfree(mp); |
| 2171 | } |
| 2172 | mempool_free(mbox, phba->mbox_mem_pool); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2173 | } |
| 2174 | out: |
| 2175 | if (ndlp) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2176 | spin_lock_irq(shost->host_lock); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2177 | ndlp->nlp_flag &= ~(NLP_ACC_REGLOGIN | NLP_RM_DFLT_RPI); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2178 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2179 | } |
| 2180 | lpfc_els_free_iocb(phba, cmdiocb); |
| 2181 | return; |
| 2182 | } |
| 2183 | |
| 2184 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2185 | lpfc_els_rsp_acc(struct lpfc_vport *vport, uint32_t flag, |
| 2186 | struct lpfc_iocbq *oldiocb, struct lpfc_nodelist *ndlp, |
| 2187 | LPFC_MBOXQ_t *mbox, uint8_t newnode) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2188 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2189 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 2190 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2191 | IOCB_t *icmd; |
| 2192 | IOCB_t *oldcmd; |
| 2193 | struct lpfc_iocbq *elsiocb; |
| 2194 | struct lpfc_sli_ring *pring; |
| 2195 | struct lpfc_sli *psli; |
| 2196 | uint8_t *pcmd; |
| 2197 | uint16_t cmdsize; |
| 2198 | int rc; |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 2199 | ELS_PKT *els_pkt_ptr; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2200 | |
| 2201 | psli = &phba->sli; |
| 2202 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
| 2203 | oldcmd = &oldiocb->iocb; |
| 2204 | |
| 2205 | switch (flag) { |
| 2206 | case ELS_CMD_ACC: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2207 | cmdsize = sizeof(uint32_t); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2208 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, |
| 2209 | ndlp, ndlp->nlp_DID, ELS_CMD_ACC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2210 | if (!elsiocb) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2211 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 2212 | ndlp->nlp_flag &= ~NLP_LOGO_ACC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2213 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2214 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2215 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2216 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2217 | icmd = &elsiocb->iocb; |
| 2218 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
| 2219 | pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2220 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2221 | pcmd += sizeof(uint32_t); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2222 | |
| 2223 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2224 | "Issue ACC: did:x%x flg:x%x", |
| 2225 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2226 | break; |
| 2227 | case ELS_CMD_PLOGI: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2228 | cmdsize = (sizeof(struct serv_parm) + sizeof(uint32_t)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2229 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, |
| 2230 | ndlp, ndlp->nlp_DID, ELS_CMD_ACC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2231 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2232 | return 1; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2233 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2234 | icmd = &elsiocb->iocb; |
| 2235 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
| 2236 | pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2237 | |
| 2238 | if (mbox) |
| 2239 | elsiocb->context_un.mbox = mbox; |
| 2240 | |
| 2241 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2242 | pcmd += sizeof(uint32_t); |
| 2243 | memcpy(pcmd, &vport->fc_sparam, sizeof(struct serv_parm)); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2244 | |
| 2245 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2246 | "Issue ACC PLOGI: did:x%x flg:x%x", |
| 2247 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2248 | break; |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 2249 | case ELS_CMD_PRLO: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2250 | cmdsize = sizeof(uint32_t) + sizeof(PRLO); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2251 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 2252 | ndlp, ndlp->nlp_DID, ELS_CMD_PRLO); |
| 2253 | if (!elsiocb) |
| 2254 | return 1; |
| 2255 | |
| 2256 | icmd = &elsiocb->iocb; |
| 2257 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
| 2258 | pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2259 | |
| 2260 | memcpy(pcmd, ((struct lpfc_dmabuf *) oldiocb->context2)->virt, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2261 | sizeof(uint32_t) + sizeof(PRLO)); |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 2262 | *((uint32_t *) (pcmd)) = ELS_CMD_PRLO_ACC; |
| 2263 | els_pkt_ptr = (ELS_PKT *) pcmd; |
| 2264 | els_pkt_ptr->un.prlo.acceptRspCode = PRLO_REQ_EXECUTED; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2265 | |
| 2266 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2267 | "Issue ACC PRLO: did:x%x flg:x%x", |
| 2268 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 2269 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2270 | default: |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2271 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2272 | } |
| 2273 | |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2274 | if (newnode) { |
| 2275 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2276 | elsiocb->context1 = NULL; |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2277 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2278 | /* Xmit ELS ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2279 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2280 | "0128 Xmit ELS ACC response tag x%x, XRI: x%x, " |
| 2281 | "DID: x%x, nlp_flag: x%x nlp_state: x%x RPI: x%x\n", |
| 2282 | elsiocb->iotag, elsiocb->iocb.ulpContext, |
| 2283 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2284 | ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2285 | if (ndlp->nlp_flag & NLP_LOGO_ACC) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2286 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2287 | ndlp->nlp_flag &= ~NLP_LOGO_ACC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2288 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2289 | elsiocb->iocb_cmpl = lpfc_cmpl_els_logo_acc; |
| 2290 | } else { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2291 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2292 | } |
| 2293 | |
| 2294 | phba->fc_stat.elsXmitACC++; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2295 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2296 | if (rc == IOCB_ERROR) { |
| 2297 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2298 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2299 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2300 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2301 | } |
| 2302 | |
| 2303 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2304 | lpfc_els_rsp_reject(struct lpfc_vport *vport, uint32_t rejectError, |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2305 | struct lpfc_iocbq *oldiocb, struct lpfc_nodelist *ndlp, |
| 2306 | LPFC_MBOXQ_t *mbox) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2307 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2308 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2309 | IOCB_t *icmd; |
| 2310 | IOCB_t *oldcmd; |
| 2311 | struct lpfc_iocbq *elsiocb; |
| 2312 | struct lpfc_sli_ring *pring; |
| 2313 | struct lpfc_sli *psli; |
| 2314 | uint8_t *pcmd; |
| 2315 | uint16_t cmdsize; |
| 2316 | int rc; |
| 2317 | |
| 2318 | psli = &phba->sli; |
| 2319 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
| 2320 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2321 | cmdsize = 2 * sizeof(uint32_t); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2322 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, |
| 2323 | ndlp->nlp_DID, ELS_CMD_LS_RJT); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2324 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2325 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2326 | |
| 2327 | icmd = &elsiocb->iocb; |
| 2328 | oldcmd = &oldiocb->iocb; |
| 2329 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
| 2330 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2331 | |
| 2332 | *((uint32_t *) (pcmd)) = ELS_CMD_LS_RJT; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2333 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2334 | *((uint32_t *) (pcmd)) = rejectError; |
| 2335 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2336 | if (mbox) { |
| 2337 | elsiocb->context_un.mbox = mbox; |
| 2338 | elsiocb->context1 = lpfc_nlp_get(ndlp); |
| 2339 | } |
| 2340 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2341 | /* Xmit ELS RJT <err> response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2342 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2343 | "0129 Xmit ELS RJT x%x response tag x%x " |
| 2344 | "xri x%x, did x%x, nlp_flag x%x, nlp_state x%x, " |
| 2345 | "rpi x%x\n", |
| 2346 | rejectError, elsiocb->iotag, |
| 2347 | elsiocb->iocb.ulpContext, ndlp->nlp_DID, |
| 2348 | ndlp->nlp_flag, ndlp->nlp_state, ndlp->nlp_rpi); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2349 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2350 | "Issue LS_RJT: did:x%x flg:x%x err:x%x", |
| 2351 | ndlp->nlp_DID, ndlp->nlp_flag, rejectError); |
| 2352 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2353 | phba->fc_stat.elsXmitLSRJT++; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2354 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2355 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2356 | if (rc == IOCB_ERROR) { |
| 2357 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2358 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2359 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2360 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2361 | } |
| 2362 | |
| 2363 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2364 | lpfc_els_rsp_adisc_acc(struct lpfc_vport *vport, struct lpfc_iocbq *oldiocb, |
| 2365 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2366 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2367 | struct lpfc_hba *phba = vport->phba; |
| 2368 | struct lpfc_sli *psli = &phba->sli; |
| 2369 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2370 | ADISC *ap; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2371 | IOCB_t *icmd, *oldcmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2372 | struct lpfc_iocbq *elsiocb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2373 | uint8_t *pcmd; |
| 2374 | uint16_t cmdsize; |
| 2375 | int rc; |
| 2376 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2377 | cmdsize = sizeof(uint32_t) + sizeof(ADISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2378 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, |
| 2379 | ndlp->nlp_DID, ELS_CMD_ACC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2380 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2381 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2382 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2383 | icmd = &elsiocb->iocb; |
| 2384 | oldcmd = &oldiocb->iocb; |
| 2385 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
James Smart | 5b8bd0c | 2007-04-25 09:52:49 -0400 | [diff] [blame] | 2386 | |
| 2387 | /* Xmit ADISC ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2388 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2389 | "0130 Xmit ADISC ACC response iotag x%x xri: " |
| 2390 | "x%x, did x%x, nlp_flag x%x, nlp_state x%x rpi x%x\n", |
| 2391 | elsiocb->iotag, elsiocb->iocb.ulpContext, |
| 2392 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2393 | ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2394 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2395 | |
| 2396 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2397 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2398 | |
| 2399 | ap = (ADISC *) (pcmd); |
| 2400 | ap->hardAL_PA = phba->fc_pref_ALPA; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2401 | memcpy(&ap->portName, &vport->fc_portname, sizeof(struct lpfc_name)); |
| 2402 | memcpy(&ap->nodeName, &vport->fc_nodename, sizeof(struct lpfc_name)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2403 | ap->DID = be32_to_cpu(vport->fc_myDID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2404 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2405 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2406 | "Issue ACC ADISC: did:x%x flg:x%x", |
| 2407 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| 2408 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2409 | phba->fc_stat.elsXmitACC++; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2410 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2411 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2412 | if (rc == IOCB_ERROR) { |
| 2413 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2414 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2415 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2416 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2417 | } |
| 2418 | |
| 2419 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2420 | lpfc_els_rsp_prli_acc(struct lpfc_vport *vport, struct lpfc_iocbq *oldiocb, |
James Smart | 5b8bd0c | 2007-04-25 09:52:49 -0400 | [diff] [blame] | 2421 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2422 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2423 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2424 | PRLI *npr; |
| 2425 | lpfc_vpd_t *vpd; |
| 2426 | IOCB_t *icmd; |
| 2427 | IOCB_t *oldcmd; |
| 2428 | struct lpfc_iocbq *elsiocb; |
| 2429 | struct lpfc_sli_ring *pring; |
| 2430 | struct lpfc_sli *psli; |
| 2431 | uint8_t *pcmd; |
| 2432 | uint16_t cmdsize; |
| 2433 | int rc; |
| 2434 | |
| 2435 | psli = &phba->sli; |
| 2436 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
| 2437 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2438 | cmdsize = sizeof(uint32_t) + sizeof(PRLI); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2439 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2440 | ndlp->nlp_DID, (ELS_CMD_ACC | (ELS_CMD_PRLI & ~ELS_RSP_MASK))); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2441 | if (!elsiocb) |
| 2442 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2443 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2444 | icmd = &elsiocb->iocb; |
| 2445 | oldcmd = &oldiocb->iocb; |
| 2446 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
James Smart | 5b8bd0c | 2007-04-25 09:52:49 -0400 | [diff] [blame] | 2447 | /* Xmit PRLI ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2448 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2449 | "0131 Xmit PRLI ACC response tag x%x xri x%x, " |
| 2450 | "did x%x, nlp_flag x%x, nlp_state x%x, rpi x%x\n", |
| 2451 | elsiocb->iotag, elsiocb->iocb.ulpContext, |
| 2452 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2453 | ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2454 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2455 | |
| 2456 | *((uint32_t *) (pcmd)) = (ELS_CMD_ACC | (ELS_CMD_PRLI & ~ELS_RSP_MASK)); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2457 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2458 | |
| 2459 | /* For PRLI, remainder of payload is PRLI parameter page */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2460 | memset(pcmd, 0, sizeof(PRLI)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2461 | |
| 2462 | npr = (PRLI *) pcmd; |
| 2463 | vpd = &phba->vpd; |
| 2464 | /* |
| 2465 | * If our firmware version is 3.20 or later, |
| 2466 | * set the following bits for FC-TAPE support. |
| 2467 | */ |
| 2468 | if (vpd->rev.feaLevelHigh >= 0x02) { |
| 2469 | npr->ConfmComplAllowed = 1; |
| 2470 | npr->Retry = 1; |
| 2471 | npr->TaskRetryIdReq = 1; |
| 2472 | } |
| 2473 | |
| 2474 | npr->acceptRspCode = PRLI_REQ_EXECUTED; |
| 2475 | npr->estabImagePair = 1; |
| 2476 | npr->readXferRdyDis = 1; |
| 2477 | npr->ConfmComplAllowed = 1; |
| 2478 | |
| 2479 | npr->prliType = PRLI_FCP_TYPE; |
| 2480 | npr->initiatorFunc = 1; |
| 2481 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2482 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2483 | "Issue ACC PRLI: did:x%x flg:x%x", |
| 2484 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| 2485 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2486 | phba->fc_stat.elsXmitACC++; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2487 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2488 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2489 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2490 | if (rc == IOCB_ERROR) { |
| 2491 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2492 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2493 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2494 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2495 | } |
| 2496 | |
| 2497 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2498 | lpfc_els_rsp_rnid_acc(struct lpfc_vport *vport, uint8_t format, |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2499 | struct lpfc_iocbq *oldiocb, struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2500 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2501 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2502 | RNID *rn; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2503 | IOCB_t *icmd, *oldcmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2504 | struct lpfc_iocbq *elsiocb; |
| 2505 | struct lpfc_sli_ring *pring; |
| 2506 | struct lpfc_sli *psli; |
| 2507 | uint8_t *pcmd; |
| 2508 | uint16_t cmdsize; |
| 2509 | int rc; |
| 2510 | |
| 2511 | psli = &phba->sli; |
| 2512 | pring = &psli->ring[LPFC_ELS_RING]; |
| 2513 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2514 | cmdsize = sizeof(uint32_t) + sizeof(uint32_t) |
| 2515 | + (2 * sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2516 | if (format) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2517 | cmdsize += sizeof(RNID_TOP_DISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2518 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2519 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, |
| 2520 | ndlp->nlp_DID, ELS_CMD_ACC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2521 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2522 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2523 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2524 | icmd = &elsiocb->iocb; |
| 2525 | oldcmd = &oldiocb->iocb; |
| 2526 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
James Smart | 5b8bd0c | 2007-04-25 09:52:49 -0400 | [diff] [blame] | 2527 | /* Xmit RNID ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2528 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2529 | "0132 Xmit RNID ACC response tag x%x xri x%x\n", |
| 2530 | elsiocb->iotag, elsiocb->iocb.ulpContext); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2531 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2532 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2533 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2534 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2535 | memset(pcmd, 0, sizeof(RNID)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2536 | rn = (RNID *) (pcmd); |
| 2537 | rn->Format = format; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2538 | rn->CommonLen = (2 * sizeof(struct lpfc_name)); |
| 2539 | memcpy(&rn->portName, &vport->fc_portname, sizeof(struct lpfc_name)); |
| 2540 | memcpy(&rn->nodeName, &vport->fc_nodename, sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2541 | switch (format) { |
| 2542 | case 0: |
| 2543 | rn->SpecificLen = 0; |
| 2544 | break; |
| 2545 | case RNID_TOPOLOGY_DISC: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2546 | rn->SpecificLen = sizeof(RNID_TOP_DISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2547 | memcpy(&rn->un.topologyDisc.portName, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2548 | &vport->fc_portname, sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2549 | rn->un.topologyDisc.unitType = RNID_HBA; |
| 2550 | rn->un.topologyDisc.physPort = 0; |
| 2551 | rn->un.topologyDisc.attachedNodes = 0; |
| 2552 | break; |
| 2553 | default: |
| 2554 | rn->CommonLen = 0; |
| 2555 | rn->SpecificLen = 0; |
| 2556 | break; |
| 2557 | } |
| 2558 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2559 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2560 | "Issue ACC RNID: did:x%x flg:x%x", |
| 2561 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| 2562 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2563 | phba->fc_stat.elsXmitACC++; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2564 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2565 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2566 | elsiocb->context1 = NULL; /* Don't need ndlp for cmpl, |
| 2567 | * it could be freed */ |
| 2568 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2569 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2570 | if (rc == IOCB_ERROR) { |
| 2571 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2572 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2573 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2574 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2575 | } |
| 2576 | |
| 2577 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2578 | lpfc_els_disc_adisc(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2579 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2580 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2581 | struct lpfc_nodelist *ndlp, *next_ndlp; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2582 | int sentadisc = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2583 | |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2584 | /* go thru NPR nodes and issue any remaining ELS ADISCs */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2585 | list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2586 | if (ndlp->nlp_state == NLP_STE_NPR_NODE && |
| 2587 | (ndlp->nlp_flag & NLP_NPR_2B_DISC) != 0 && |
| 2588 | (ndlp->nlp_flag & NLP_NPR_ADISC) != 0) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2589 | spin_lock_irq(shost->host_lock); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2590 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2591 | spin_unlock_irq(shost->host_lock); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2592 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2593 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
| 2594 | lpfc_issue_els_adisc(vport, ndlp, 0); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2595 | sentadisc++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2596 | vport->num_disc_nodes++; |
| 2597 | if (vport->num_disc_nodes >= |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 2598 | vport->cfg_discovery_threads) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2599 | spin_lock_irq(shost->host_lock); |
| 2600 | vport->fc_flag |= FC_NLP_MORE; |
| 2601 | spin_unlock_irq(shost->host_lock); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2602 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2603 | } |
| 2604 | } |
| 2605 | } |
| 2606 | if (sentadisc == 0) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2607 | spin_lock_irq(shost->host_lock); |
| 2608 | vport->fc_flag &= ~FC_NLP_MORE; |
| 2609 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2610 | } |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 2611 | return sentadisc; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2612 | } |
| 2613 | |
| 2614 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2615 | lpfc_els_disc_plogi(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2616 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2617 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2618 | struct lpfc_nodelist *ndlp, *next_ndlp; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2619 | int sentplogi = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2620 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2621 | /* go thru NPR nodes and issue any remaining ELS PLOGIs */ |
| 2622 | list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2623 | if (ndlp->nlp_state == NLP_STE_NPR_NODE && |
| 2624 | (ndlp->nlp_flag & NLP_NPR_2B_DISC) != 0 && |
| 2625 | (ndlp->nlp_flag & NLP_DELAY_TMO) == 0 && |
| 2626 | (ndlp->nlp_flag & NLP_NPR_ADISC) == 0) { |
| 2627 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2628 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
| 2629 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2630 | sentplogi++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2631 | vport->num_disc_nodes++; |
| 2632 | if (vport->num_disc_nodes >= |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 2633 | vport->cfg_discovery_threads) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2634 | spin_lock_irq(shost->host_lock); |
| 2635 | vport->fc_flag |= FC_NLP_MORE; |
| 2636 | spin_unlock_irq(shost->host_lock); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2637 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2638 | } |
| 2639 | } |
| 2640 | } |
| 2641 | if (sentplogi == 0) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2642 | spin_lock_irq(shost->host_lock); |
| 2643 | vport->fc_flag &= ~FC_NLP_MORE; |
| 2644 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2645 | } |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 2646 | return sentplogi; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2647 | } |
| 2648 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2649 | void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2650 | lpfc_els_flush_rscn(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2651 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2652 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 2653 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2654 | int i; |
| 2655 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2656 | for (i = 0; i < vport->fc_rscn_id_cnt; i++) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2657 | lpfc_in_buf_free(phba, vport->fc_rscn_id_list[i]); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2658 | vport->fc_rscn_id_list[i] = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2659 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2660 | spin_lock_irq(shost->host_lock); |
| 2661 | vport->fc_rscn_id_cnt = 0; |
| 2662 | vport->fc_flag &= ~(FC_RSCN_MODE | FC_RSCN_DISCOVERY); |
| 2663 | spin_unlock_irq(shost->host_lock); |
| 2664 | lpfc_can_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2665 | } |
| 2666 | |
| 2667 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2668 | lpfc_rscn_payload_check(struct lpfc_vport *vport, uint32_t did) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2669 | { |
| 2670 | D_ID ns_did; |
| 2671 | D_ID rscn_did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2672 | uint32_t *lp; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2673 | uint32_t payload_len, i; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2674 | |
| 2675 | ns_did.un.word = did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2676 | |
| 2677 | /* Never match fabric nodes for RSCNs */ |
| 2678 | if ((did & Fabric_DID_MASK) == Fabric_DID_MASK) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2679 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2680 | |
| 2681 | /* If we are doing a FULL RSCN rediscovery, match everything */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2682 | if (vport->fc_flag & FC_RSCN_DISCOVERY) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2683 | return did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2684 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2685 | for (i = 0; i < vport->fc_rscn_id_cnt; i++) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2686 | lp = vport->fc_rscn_id_list[i]->virt; |
| 2687 | payload_len = be32_to_cpu(*lp++ & ~ELS_CMD_MASK); |
| 2688 | payload_len -= sizeof(uint32_t); /* take off word 0 */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2689 | while (payload_len) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2690 | rscn_did.un.word = be32_to_cpu(*lp++); |
| 2691 | payload_len -= sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2692 | switch (rscn_did.un.b.resv) { |
| 2693 | case 0: /* Single N_Port ID effected */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2694 | if (ns_did.un.word == rscn_did.un.word) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2695 | return did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2696 | break; |
| 2697 | case 1: /* Whole N_Port Area effected */ |
| 2698 | if ((ns_did.un.b.domain == rscn_did.un.b.domain) |
| 2699 | && (ns_did.un.b.area == rscn_did.un.b.area)) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2700 | return did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2701 | break; |
| 2702 | case 2: /* Whole N_Port Domain effected */ |
| 2703 | if (ns_did.un.b.domain == rscn_did.un.b.domain) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2704 | return did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2705 | break; |
| 2706 | default: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2707 | /* Unknown Identifier in RSCN node */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2708 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
| 2709 | "0217 Unknown Identifier in " |
| 2710 | "RSCN payload Data: x%x\n", |
| 2711 | rscn_did.un.word); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2712 | case 3: /* Whole Fabric effected */ |
| 2713 | return did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2714 | } |
| 2715 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2716 | } |
| 2717 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2718 | } |
| 2719 | |
| 2720 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2721 | lpfc_rscn_recovery_check(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2722 | { |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2723 | struct lpfc_nodelist *ndlp = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2724 | |
| 2725 | /* Look at all nodes effected by pending RSCNs and move |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2726 | * them to NPR state. |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2727 | */ |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2728 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2729 | list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2730 | if (ndlp->nlp_state == NLP_STE_UNUSED_NODE || |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2731 | lpfc_rscn_payload_check(vport, ndlp->nlp_DID) == 0) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2732 | continue; |
| 2733 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2734 | lpfc_disc_state_machine(vport, ndlp, NULL, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2735 | NLP_EVT_DEVICE_RECOVERY); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 2736 | |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2737 | /* |
| 2738 | * Make sure NLP_DELAY_TMO is NOT running after a device |
| 2739 | * recovery event. |
| 2740 | */ |
| 2741 | if (ndlp->nlp_flag & NLP_DELAY_TMO) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2742 | lpfc_cancel_retry_delay_tmo(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2743 | } |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2744 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2745 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2746 | } |
| 2747 | |
| 2748 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2749 | lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 2750 | struct lpfc_nodelist *ndlp, uint8_t newnode) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2751 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2752 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 2753 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2754 | struct lpfc_dmabuf *pcmd; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2755 | uint32_t *lp, *datap; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2756 | IOCB_t *icmd; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2757 | uint32_t payload_len, length, nportid, *cmd; |
| 2758 | int rscn_cnt = vport->fc_rscn_id_cnt; |
| 2759 | int rscn_id = 0, hba_id = 0; |
James Smart | d2873e4 | 2006-08-18 17:46:43 -0400 | [diff] [blame] | 2760 | int i; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2761 | |
| 2762 | icmd = &cmdiocb->iocb; |
| 2763 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 2764 | lp = (uint32_t *) pcmd->virt; |
| 2765 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2766 | payload_len = be32_to_cpu(*lp++ & ~ELS_CMD_MASK); |
| 2767 | payload_len -= sizeof(uint32_t); /* take off word 0 */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2768 | /* RSCN received */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2769 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 2770 | "0214 RSCN received Data: x%x x%x x%x x%x\n", |
| 2771 | vport->fc_flag, payload_len, *lp, rscn_cnt); |
James Smart | d2873e4 | 2006-08-18 17:46:43 -0400 | [diff] [blame] | 2772 | for (i = 0; i < payload_len/sizeof(uint32_t); i++) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2773 | fc_host_post_event(shost, fc_get_event_number(), |
James Smart | d2873e4 | 2006-08-18 17:46:43 -0400 | [diff] [blame] | 2774 | FCH_EVT_RSCN, lp[i]); |
| 2775 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2776 | /* If we are about to begin discovery, just ACC the RSCN. |
| 2777 | * Discovery processing will satisfy it. |
| 2778 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2779 | if (vport->port_state <= LPFC_NS_QRY) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2780 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 2781 | "RCV RSCN ignore: did:x%x/ste:x%x flg:x%x", |
| 2782 | ndlp->nlp_DID, vport->port_state, ndlp->nlp_flag); |
| 2783 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2784 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2785 | newnode); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2786 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2787 | } |
| 2788 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2789 | /* If this RSCN just contains NPortIDs for other vports on this HBA, |
| 2790 | * just ACC and ignore it. |
| 2791 | */ |
| 2792 | if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 2793 | !(vport->cfg_peer_port_login)) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2794 | i = payload_len; |
| 2795 | datap = lp; |
| 2796 | while (i > 0) { |
| 2797 | nportid = *datap++; |
| 2798 | nportid = ((be32_to_cpu(nportid)) & Mask_DID); |
| 2799 | i -= sizeof(uint32_t); |
| 2800 | rscn_id++; |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 2801 | if (lpfc_find_vport_by_did(phba, nportid)) |
| 2802 | hba_id++; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2803 | } |
| 2804 | if (rscn_id == hba_id) { |
| 2805 | /* ALL NPortIDs in RSCN are on HBA */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2806 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 2807 | "0214 Ignore RSCN " |
| 2808 | "Data: x%x x%x x%x x%x\n", |
| 2809 | vport->fc_flag, payload_len, |
| 2810 | *lp, rscn_cnt); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2811 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 2812 | "RCV RSCN vport: did:x%x/ste:x%x flg:x%x", |
| 2813 | ndlp->nlp_DID, vport->port_state, |
| 2814 | ndlp->nlp_flag); |
| 2815 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2816 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, |
| 2817 | ndlp, NULL, newnode); |
| 2818 | return 0; |
| 2819 | } |
| 2820 | } |
| 2821 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2822 | /* If we are already processing an RSCN, save the received |
| 2823 | * RSCN payload buffer, cmdiocb->context2 to process later. |
| 2824 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2825 | if (vport->fc_flag & (FC_RSCN_MODE | FC_NDISC_ACTIVE)) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2826 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 2827 | "RCV RSCN defer: did:x%x/ste:x%x flg:x%x", |
| 2828 | ndlp->nlp_DID, vport->port_state, ndlp->nlp_flag); |
| 2829 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2830 | vport->fc_flag |= FC_RSCN_DEFERRED; |
| 2831 | if ((rscn_cnt < FC_MAX_HOLD_RSCN) && |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2832 | !(vport->fc_flag & FC_RSCN_DISCOVERY)) { |
| 2833 | spin_lock_irq(shost->host_lock); |
| 2834 | vport->fc_flag |= FC_RSCN_MODE; |
| 2835 | spin_unlock_irq(shost->host_lock); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2836 | if (rscn_cnt) { |
| 2837 | cmd = vport->fc_rscn_id_list[rscn_cnt-1]->virt; |
| 2838 | length = be32_to_cpu(*cmd & ~ELS_CMD_MASK); |
| 2839 | } |
| 2840 | if ((rscn_cnt) && |
| 2841 | (payload_len + length <= LPFC_BPL_SIZE)) { |
| 2842 | *cmd &= ELS_CMD_MASK; |
| 2843 | *cmd |= be32_to_cpu(payload_len + length); |
| 2844 | memcpy(((uint8_t *)cmd) + length, lp, |
| 2845 | payload_len); |
| 2846 | } else { |
| 2847 | vport->fc_rscn_id_list[rscn_cnt] = pcmd; |
| 2848 | vport->fc_rscn_id_cnt++; |
| 2849 | /* If we zero, cmdiocb->context2, the calling |
| 2850 | * routine will not try to free it. |
| 2851 | */ |
| 2852 | cmdiocb->context2 = NULL; |
| 2853 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2854 | |
| 2855 | /* Deferred RSCN */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2856 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 2857 | "0235 Deferred RSCN " |
| 2858 | "Data: x%x x%x x%x\n", |
| 2859 | vport->fc_rscn_id_cnt, vport->fc_flag, |
| 2860 | vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2861 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2862 | spin_lock_irq(shost->host_lock); |
| 2863 | vport->fc_flag |= FC_RSCN_DISCOVERY; |
| 2864 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2865 | /* ReDiscovery RSCN */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2866 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 2867 | "0234 ReDiscovery RSCN " |
| 2868 | "Data: x%x x%x x%x\n", |
| 2869 | vport->fc_rscn_id_cnt, vport->fc_flag, |
| 2870 | vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2871 | } |
| 2872 | /* Send back ACC */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2873 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2874 | newnode); |
| 2875 | |
| 2876 | /* send RECOVERY event for ALL nodes that match RSCN payload */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2877 | lpfc_rscn_recovery_check(vport); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2878 | vport->fc_flag &= ~FC_RSCN_DEFERRED; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2879 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2880 | } |
| 2881 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2882 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 2883 | "RCV RSCN: did:x%x/ste:x%x flg:x%x", |
| 2884 | ndlp->nlp_DID, vport->port_state, ndlp->nlp_flag); |
| 2885 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2886 | spin_lock_irq(shost->host_lock); |
| 2887 | vport->fc_flag |= FC_RSCN_MODE; |
| 2888 | spin_unlock_irq(shost->host_lock); |
| 2889 | vport->fc_rscn_id_list[vport->fc_rscn_id_cnt++] = pcmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2890 | /* |
| 2891 | * If we zero, cmdiocb->context2, the calling routine will |
| 2892 | * not try to free it. |
| 2893 | */ |
| 2894 | cmdiocb->context2 = NULL; |
| 2895 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2896 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2897 | |
| 2898 | /* Send back ACC */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2899 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL, newnode); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2900 | |
| 2901 | /* send RECOVERY event for ALL nodes that match RSCN payload */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2902 | lpfc_rscn_recovery_check(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2903 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2904 | return lpfc_els_handle_rscn(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2905 | } |
| 2906 | |
| 2907 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2908 | lpfc_els_handle_rscn(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2909 | { |
| 2910 | struct lpfc_nodelist *ndlp; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2911 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2912 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2913 | /* Ignore RSCN if the port is being torn down. */ |
| 2914 | if (vport->load_flag & FC_UNLOADING) { |
| 2915 | lpfc_els_flush_rscn(vport); |
| 2916 | return 0; |
| 2917 | } |
| 2918 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2919 | /* Start timer for RSCN processing */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2920 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2921 | |
| 2922 | /* RSCN processed */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2923 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 2924 | "0215 RSCN processed Data: x%x x%x x%x x%x\n", |
| 2925 | vport->fc_flag, 0, vport->fc_rscn_id_cnt, |
| 2926 | vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2927 | |
| 2928 | /* To process RSCN, first compare RSCN data with NameServer */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2929 | vport->fc_ns_retry = 0; |
| 2930 | ndlp = lpfc_findnode_did(vport, NameServer_DID); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2931 | if (ndlp && ndlp->nlp_state == NLP_STE_UNMAPPED_NODE) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2932 | /* Good ndlp, issue CT Request to NameServer */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2933 | if (lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 0, 0) == 0) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2934 | /* Wait for NameServer query cmpl before we can |
| 2935 | continue */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2936 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2937 | } else { |
| 2938 | /* If login to NameServer does not exist, issue one */ |
| 2939 | /* Good status, issue PLOGI to NameServer */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2940 | ndlp = lpfc_findnode_did(vport, NameServer_DID); |
| 2941 | if (ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2942 | /* Wait for NameServer login cmpl before we can |
| 2943 | continue */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2944 | return 1; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2945 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2946 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 2947 | if (!ndlp) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2948 | lpfc_els_flush_rscn(vport); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2949 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2950 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2951 | lpfc_nlp_init(vport, ndlp, NameServer_DID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2952 | ndlp->nlp_type |= NLP_FABRIC; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 2953 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2954 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
| 2955 | lpfc_issue_els_plogi(vport, NameServer_DID, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2956 | /* Wait for NameServer login cmpl before we can |
| 2957 | continue */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2958 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2959 | } |
| 2960 | } |
| 2961 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2962 | lpfc_els_flush_rscn(vport); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2963 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2964 | } |
| 2965 | |
| 2966 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2967 | lpfc_els_rcv_flogi(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 2968 | struct lpfc_nodelist *ndlp, uint8_t newnode) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2969 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2970 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 2971 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2972 | struct lpfc_dmabuf *pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 2973 | uint32_t *lp = (uint32_t *) pcmd->virt; |
| 2974 | IOCB_t *icmd = &cmdiocb->iocb; |
| 2975 | struct serv_parm *sp; |
| 2976 | LPFC_MBOXQ_t *mbox; |
| 2977 | struct ls_rjt stat; |
| 2978 | uint32_t cmd, did; |
| 2979 | int rc; |
| 2980 | |
| 2981 | cmd = *lp++; |
| 2982 | sp = (struct serv_parm *) lp; |
| 2983 | |
| 2984 | /* FLOGI received */ |
| 2985 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2986 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2987 | |
| 2988 | if (phba->fc_topology == TOPOLOGY_LOOP) { |
| 2989 | /* We should never receive a FLOGI in loop mode, ignore it */ |
| 2990 | did = icmd->un.elsreq64.remoteID; |
| 2991 | |
| 2992 | /* An FLOGI ELS command <elsCmd> was received from DID <did> in |
| 2993 | Loop Mode */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 2994 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 2995 | "0113 An FLOGI ELS command x%x was " |
| 2996 | "received from DID x%x in Loop Mode\n", |
| 2997 | cmd, did); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2998 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2999 | } |
| 3000 | |
| 3001 | did = Fabric_DID; |
| 3002 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3003 | if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3))) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3004 | /* For a FLOGI we accept, then if our portname is greater |
| 3005 | * then the remote portname we initiate Nport login. |
| 3006 | */ |
| 3007 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3008 | rc = memcmp(&vport->fc_portname, &sp->portName, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3009 | sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3010 | |
| 3011 | if (!rc) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3012 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 3013 | if (!mbox) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3014 | return 1; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3015 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3016 | lpfc_linkdown(phba); |
| 3017 | lpfc_init_link(phba, mbox, |
| 3018 | phba->cfg_topology, |
| 3019 | phba->cfg_link_speed); |
| 3020 | mbox->mb.un.varInitLnk.lipsr_AL_PA = 0; |
| 3021 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3022 | mbox->vport = vport; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3023 | rc = lpfc_sli_issue_mbox |
| 3024 | (phba, mbox, (MBX_NOWAIT | MBX_STOP_IOCB)); |
James Smart | 5b8bd0c | 2007-04-25 09:52:49 -0400 | [diff] [blame] | 3025 | lpfc_set_loopback_flag(phba); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3026 | if (rc == MBX_NOT_FINISHED) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3027 | mempool_free(mbox, phba->mbox_mem_pool); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3028 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3029 | return 1; |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 3030 | } else if (rc > 0) { /* greater than */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3031 | spin_lock_irq(shost->host_lock); |
| 3032 | vport->fc_flag |= FC_PT2PT_PLOGI; |
| 3033 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3034 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3035 | spin_lock_irq(shost->host_lock); |
| 3036 | vport->fc_flag |= FC_PT2PT; |
| 3037 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); |
| 3038 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3039 | } else { |
| 3040 | /* Reject this request because invalid parameters */ |
| 3041 | stat.un.b.lsRjtRsvd0 = 0; |
| 3042 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3043 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; |
| 3044 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3045 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 3046 | NULL); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3047 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3048 | } |
| 3049 | |
| 3050 | /* Send back ACC */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3051 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, NULL, newnode); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3052 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3053 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3054 | } |
| 3055 | |
| 3056 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3057 | lpfc_els_rcv_rnid(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3058 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3059 | { |
| 3060 | struct lpfc_dmabuf *pcmd; |
| 3061 | uint32_t *lp; |
| 3062 | IOCB_t *icmd; |
| 3063 | RNID *rn; |
| 3064 | struct ls_rjt stat; |
| 3065 | uint32_t cmd, did; |
| 3066 | |
| 3067 | icmd = &cmdiocb->iocb; |
| 3068 | did = icmd->un.elsreq64.remoteID; |
| 3069 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3070 | lp = (uint32_t *) pcmd->virt; |
| 3071 | |
| 3072 | cmd = *lp++; |
| 3073 | rn = (RNID *) lp; |
| 3074 | |
| 3075 | /* RNID received */ |
| 3076 | |
| 3077 | switch (rn->Format) { |
| 3078 | case 0: |
| 3079 | case RNID_TOPOLOGY_DISC: |
| 3080 | /* Send back ACC */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3081 | lpfc_els_rsp_rnid_acc(vport, rn->Format, cmdiocb, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3082 | break; |
| 3083 | default: |
| 3084 | /* Reject this request because format not supported */ |
| 3085 | stat.un.b.lsRjtRsvd0 = 0; |
| 3086 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3087 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; |
| 3088 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3089 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 3090 | NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3091 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3092 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3093 | } |
| 3094 | |
| 3095 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3096 | lpfc_els_rcv_lirr(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3097 | struct lpfc_nodelist *ndlp) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3098 | { |
| 3099 | struct ls_rjt stat; |
| 3100 | |
| 3101 | /* For now, unconditionally reject this command */ |
| 3102 | stat.un.b.lsRjtRsvd0 = 0; |
| 3103 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3104 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; |
| 3105 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3106 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3107 | return 0; |
| 3108 | } |
| 3109 | |
Jamie Wellnitz | 082c026 | 2006-02-28 19:25:30 -0500 | [diff] [blame] | 3110 | static void |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3111 | lpfc_els_rsp_rps_acc(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3112 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3113 | struct lpfc_sli *psli = &phba->sli; |
| 3114 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3115 | MAILBOX_t *mb; |
| 3116 | IOCB_t *icmd; |
| 3117 | RPS_RSP *rps_rsp; |
| 3118 | uint8_t *pcmd; |
| 3119 | struct lpfc_iocbq *elsiocb; |
| 3120 | struct lpfc_nodelist *ndlp; |
| 3121 | uint16_t xri, status; |
| 3122 | uint32_t cmdsize; |
| 3123 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3124 | mb = &pmb->mb; |
| 3125 | |
| 3126 | ndlp = (struct lpfc_nodelist *) pmb->context2; |
| 3127 | xri = (uint16_t) ((unsigned long)(pmb->context1)); |
Randy Dunlap | 041976f | 2006-06-25 01:58:51 -0700 | [diff] [blame] | 3128 | pmb->context1 = NULL; |
| 3129 | pmb->context2 = NULL; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3130 | |
| 3131 | if (mb->mbxStatus) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3132 | mempool_free(pmb, phba->mbox_mem_pool); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3133 | return; |
| 3134 | } |
| 3135 | |
| 3136 | cmdsize = sizeof(RPS_RSP) + sizeof(uint32_t); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3137 | mempool_free(pmb, phba->mbox_mem_pool); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3138 | elsiocb = lpfc_prep_els_iocb(phba->pport, 0, cmdsize, |
| 3139 | lpfc_max_els_tries, ndlp, |
| 3140 | ndlp->nlp_DID, ELS_CMD_ACC); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3141 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3142 | if (!elsiocb) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3143 | return; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3144 | |
| 3145 | icmd = &elsiocb->iocb; |
| 3146 | icmd->ulpContext = xri; |
| 3147 | |
| 3148 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 3149 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3150 | pcmd += sizeof(uint32_t); /* Skip past command */ |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3151 | rps_rsp = (RPS_RSP *)pcmd; |
| 3152 | |
| 3153 | if (phba->fc_topology != TOPOLOGY_LOOP) |
| 3154 | status = 0x10; |
| 3155 | else |
| 3156 | status = 0x8; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3157 | if (phba->pport->fc_flag & FC_FABRIC) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3158 | status |= 0x4; |
| 3159 | |
| 3160 | rps_rsp->rsvd1 = 0; |
| 3161 | rps_rsp->portStatus = be16_to_cpu(status); |
| 3162 | rps_rsp->linkFailureCnt = be32_to_cpu(mb->un.varRdLnk.linkFailureCnt); |
| 3163 | rps_rsp->lossSyncCnt = be32_to_cpu(mb->un.varRdLnk.lossSyncCnt); |
| 3164 | rps_rsp->lossSignalCnt = be32_to_cpu(mb->un.varRdLnk.lossSignalCnt); |
| 3165 | rps_rsp->primSeqErrCnt = be32_to_cpu(mb->un.varRdLnk.primSeqErrCnt); |
| 3166 | rps_rsp->invalidXmitWord = be32_to_cpu(mb->un.varRdLnk.invalidXmitWord); |
| 3167 | rps_rsp->crcCnt = be32_to_cpu(mb->un.varRdLnk.crcCnt); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3168 | /* Xmit ELS RPS ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 3169 | lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_ELS, |
| 3170 | "0118 Xmit ELS RPS ACC response tag x%x xri x%x, " |
| 3171 | "did x%x, nlp_flag x%x, nlp_state x%x, rpi x%x\n", |
| 3172 | elsiocb->iotag, elsiocb->iocb.ulpContext, |
| 3173 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 3174 | ndlp->nlp_rpi); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3175 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3176 | phba->fc_stat.elsXmitACC++; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3177 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3178 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3179 | return; |
| 3180 | } |
| 3181 | |
| 3182 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3183 | lpfc_els_rcv_rps(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3184 | struct lpfc_nodelist *ndlp) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3185 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3186 | struct lpfc_hba *phba = vport->phba; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3187 | uint32_t *lp; |
| 3188 | uint8_t flag; |
| 3189 | LPFC_MBOXQ_t *mbox; |
| 3190 | struct lpfc_dmabuf *pcmd; |
| 3191 | RPS *rps; |
| 3192 | struct ls_rjt stat; |
| 3193 | |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 3194 | if ((ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) && |
| 3195 | (ndlp->nlp_state != NLP_STE_MAPPED_NODE)) { |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3196 | stat.un.b.lsRjtRsvd0 = 0; |
| 3197 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3198 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; |
| 3199 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3200 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 3201 | NULL); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3202 | } |
| 3203 | |
| 3204 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3205 | lp = (uint32_t *) pcmd->virt; |
| 3206 | flag = (be32_to_cpu(*lp++) & 0xf); |
| 3207 | rps = (RPS *) lp; |
| 3208 | |
| 3209 | if ((flag == 0) || |
| 3210 | ((flag == 1) && (be32_to_cpu(rps->un.portNum) == 0)) || |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3211 | ((flag == 2) && (memcmp(&rps->un.portName, &vport->fc_portname, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3212 | sizeof(struct lpfc_name)) == 0))) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3213 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3214 | printk("Fix me....\n"); |
| 3215 | dump_stack(); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3216 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_ATOMIC); |
| 3217 | if (mbox) { |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3218 | lpfc_read_lnk_stat(phba, mbox); |
| 3219 | mbox->context1 = |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3220 | (void *)((unsigned long) cmdiocb->iocb.ulpContext); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3221 | mbox->context2 = lpfc_nlp_get(ndlp); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3222 | mbox->vport = vport; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3223 | mbox->mbox_cmpl = lpfc_els_rsp_rps_acc; |
| 3224 | if (lpfc_sli_issue_mbox (phba, mbox, |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3225 | (MBX_NOWAIT | MBX_STOP_IOCB)) != MBX_NOT_FINISHED) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3226 | /* Mbox completion will send ELS Response */ |
| 3227 | return 0; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3228 | |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3229 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3230 | mempool_free(mbox, phba->mbox_mem_pool); |
| 3231 | } |
| 3232 | } |
| 3233 | stat.un.b.lsRjtRsvd0 = 0; |
| 3234 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3235 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; |
| 3236 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3237 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3238 | return 0; |
| 3239 | } |
| 3240 | |
Jamie Wellnitz | 082c026 | 2006-02-28 19:25:30 -0500 | [diff] [blame] | 3241 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3242 | lpfc_els_rsp_rpl_acc(struct lpfc_vport *vport, uint16_t cmdsize, |
| 3243 | struct lpfc_iocbq *oldiocb, struct lpfc_nodelist *ndlp) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3244 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3245 | struct lpfc_hba *phba = vport->phba; |
| 3246 | IOCB_t *icmd, *oldcmd; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3247 | RPL_RSP rpl_rsp; |
| 3248 | struct lpfc_iocbq *elsiocb; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3249 | struct lpfc_sli *psli = &phba->sli; |
| 3250 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3251 | uint8_t *pcmd; |
| 3252 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3253 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, |
| 3254 | ndlp->nlp_DID, ELS_CMD_ACC); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3255 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 3256 | if (!elsiocb) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3257 | return 1; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 3258 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3259 | icmd = &elsiocb->iocb; |
| 3260 | oldcmd = &oldiocb->iocb; |
| 3261 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
| 3262 | |
| 3263 | pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 3264 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3265 | pcmd += sizeof(uint16_t); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3266 | *((uint16_t *)(pcmd)) = be16_to_cpu(cmdsize); |
| 3267 | pcmd += sizeof(uint16_t); |
| 3268 | |
| 3269 | /* Setup the RPL ACC payload */ |
| 3270 | rpl_rsp.listLen = be32_to_cpu(1); |
| 3271 | rpl_rsp.index = 0; |
| 3272 | rpl_rsp.port_num_blk.portNum = 0; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3273 | rpl_rsp.port_num_blk.portID = be32_to_cpu(vport->fc_myDID); |
| 3274 | memcpy(&rpl_rsp.port_num_blk.portName, &vport->fc_portname, |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3275 | sizeof(struct lpfc_name)); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3276 | memcpy(pcmd, &rpl_rsp, cmdsize - sizeof(uint32_t)); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3277 | /* Xmit ELS RPL ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 3278 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 3279 | "0120 Xmit ELS RPL ACC response tag x%x " |
| 3280 | "xri x%x, did x%x, nlp_flag x%x, nlp_state x%x, " |
| 3281 | "rpi x%x\n", |
| 3282 | elsiocb->iotag, elsiocb->iocb.ulpContext, |
| 3283 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 3284 | ndlp->nlp_rpi); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3285 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3286 | phba->fc_stat.elsXmitACC++; |
| 3287 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
| 3288 | lpfc_els_free_iocb(phba, elsiocb); |
| 3289 | return 1; |
| 3290 | } |
| 3291 | return 0; |
| 3292 | } |
| 3293 | |
| 3294 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3295 | lpfc_els_rcv_rpl(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3296 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3297 | { |
| 3298 | struct lpfc_dmabuf *pcmd; |
| 3299 | uint32_t *lp; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3300 | uint32_t maxsize; |
| 3301 | uint16_t cmdsize; |
| 3302 | RPL *rpl; |
| 3303 | struct ls_rjt stat; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3304 | |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 3305 | if ((ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) && |
| 3306 | (ndlp->nlp_state != NLP_STE_MAPPED_NODE)) { |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3307 | stat.un.b.lsRjtRsvd0 = 0; |
| 3308 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3309 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; |
| 3310 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3311 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 3312 | NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3313 | } |
| 3314 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3315 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3316 | lp = (uint32_t *) pcmd->virt; |
| 3317 | rpl = (RPL *) (lp + 1); |
| 3318 | |
| 3319 | maxsize = be32_to_cpu(rpl->maxsize); |
| 3320 | |
| 3321 | /* We support only one port */ |
| 3322 | if ((rpl->index == 0) && |
| 3323 | ((maxsize == 0) || |
| 3324 | ((maxsize * sizeof(uint32_t)) >= sizeof(RPL_RSP)))) { |
| 3325 | cmdsize = sizeof(uint32_t) + sizeof(RPL_RSP); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 3326 | } else { |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3327 | cmdsize = sizeof(uint32_t) + maxsize * sizeof(uint32_t); |
| 3328 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3329 | lpfc_els_rsp_rpl_acc(vport, cmdsize, cmdiocb, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3330 | |
| 3331 | return 0; |
| 3332 | } |
| 3333 | |
| 3334 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3335 | lpfc_els_rcv_farp(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3336 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3337 | { |
| 3338 | struct lpfc_dmabuf *pcmd; |
| 3339 | uint32_t *lp; |
| 3340 | IOCB_t *icmd; |
| 3341 | FARP *fp; |
| 3342 | uint32_t cmd, cnt, did; |
| 3343 | |
| 3344 | icmd = &cmdiocb->iocb; |
| 3345 | did = icmd->un.elsreq64.remoteID; |
| 3346 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3347 | lp = (uint32_t *) pcmd->virt; |
| 3348 | |
| 3349 | cmd = *lp++; |
| 3350 | fp = (FARP *) lp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3351 | /* FARP-REQ received from DID <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 3352 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 3353 | "0601 FARP-REQ received from DID x%x\n", did); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3354 | /* We will only support match on WWPN or WWNN */ |
| 3355 | if (fp->Mflags & ~(FARP_MATCH_NODE | FARP_MATCH_PORT)) { |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3356 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3357 | } |
| 3358 | |
| 3359 | cnt = 0; |
| 3360 | /* If this FARP command is searching for my portname */ |
| 3361 | if (fp->Mflags & FARP_MATCH_PORT) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3362 | if (memcmp(&fp->RportName, &vport->fc_portname, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3363 | sizeof(struct lpfc_name)) == 0) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3364 | cnt = 1; |
| 3365 | } |
| 3366 | |
| 3367 | /* If this FARP command is searching for my nodename */ |
| 3368 | if (fp->Mflags & FARP_MATCH_NODE) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3369 | if (memcmp(&fp->RnodeName, &vport->fc_nodename, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3370 | sizeof(struct lpfc_name)) == 0) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3371 | cnt = 1; |
| 3372 | } |
| 3373 | |
| 3374 | if (cnt) { |
| 3375 | if ((ndlp->nlp_state == NLP_STE_UNMAPPED_NODE) || |
| 3376 | (ndlp->nlp_state == NLP_STE_MAPPED_NODE)) { |
| 3377 | /* Log back into the node before sending the FARP. */ |
| 3378 | if (fp->Rflags & FARP_REQUEST_PLOGI) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3379 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3380 | lpfc_nlp_set_state(vport, ndlp, |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3381 | NLP_STE_PLOGI_ISSUE); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3382 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3383 | } |
| 3384 | |
| 3385 | /* Send a FARP response to that node */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3386 | if (fp->Rflags & FARP_REQUEST_FARPR) |
| 3387 | lpfc_issue_els_farpr(vport, did, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3388 | } |
| 3389 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3390 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3391 | } |
| 3392 | |
| 3393 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3394 | lpfc_els_rcv_farpr(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3395 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3396 | { |
| 3397 | struct lpfc_dmabuf *pcmd; |
| 3398 | uint32_t *lp; |
| 3399 | IOCB_t *icmd; |
| 3400 | uint32_t cmd, did; |
| 3401 | |
| 3402 | icmd = &cmdiocb->iocb; |
| 3403 | did = icmd->un.elsreq64.remoteID; |
| 3404 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3405 | lp = (uint32_t *) pcmd->virt; |
| 3406 | |
| 3407 | cmd = *lp++; |
| 3408 | /* FARP-RSP received from DID <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 3409 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 3410 | "0600 FARP-RSP received from DID x%x\n", did); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3411 | /* ACCEPT the Farp resp request */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3412 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3413 | |
| 3414 | return 0; |
| 3415 | } |
| 3416 | |
| 3417 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3418 | lpfc_els_rcv_fan(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3419 | struct lpfc_nodelist *fan_ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3420 | { |
| 3421 | struct lpfc_dmabuf *pcmd; |
| 3422 | uint32_t *lp; |
| 3423 | IOCB_t *icmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3424 | uint32_t cmd, did; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3425 | FAN *fp; |
| 3426 | struct lpfc_nodelist *ndlp, *next_ndlp; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3427 | struct lpfc_hba *phba = vport->phba; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3428 | |
| 3429 | /* FAN received */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 3430 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 3431 | "0265 FAN received\n"); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3432 | icmd = &cmdiocb->iocb; |
| 3433 | did = icmd->un.elsreq64.remoteID; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3434 | pcmd = (struct lpfc_dmabuf *)cmdiocb->context2; |
| 3435 | lp = (uint32_t *)pcmd->virt; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3436 | |
| 3437 | cmd = *lp++; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3438 | fp = (FAN *) lp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3439 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3440 | /* FAN received; Fan does not have a reply sequence */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3441 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3442 | if (phba->pport->port_state == LPFC_LOCAL_CFG_LINK) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3443 | if ((memcmp(&phba->fc_fabparam.nodeName, &fp->FnodeName, |
| 3444 | sizeof(struct lpfc_name)) != 0) || |
| 3445 | (memcmp(&phba->fc_fabparam.portName, &fp->FportName, |
| 3446 | sizeof(struct lpfc_name)) != 0)) { |
| 3447 | /* |
| 3448 | * This node has switched fabrics. FLOGI is required |
| 3449 | * Clean up the old rpi's |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3450 | */ |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3451 | |
| 3452 | list_for_each_entry_safe(ndlp, next_ndlp, |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3453 | &vport->fc_nodes, nlp_listp) { |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 3454 | if (ndlp->nlp_state != NLP_STE_NPR_NODE) |
| 3455 | continue; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3456 | if (ndlp->nlp_type & NLP_FABRIC) { |
| 3457 | /* |
| 3458 | * Clean up old Fabric, Nameserver and |
| 3459 | * other NLP_FABRIC logins |
| 3460 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3461 | lpfc_drop_node(vport, ndlp); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 3462 | } else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3463 | /* Fail outstanding I/O now since this |
| 3464 | * device is marked for PLOGI |
| 3465 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3466 | lpfc_unreg_rpi(vport, ndlp); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3467 | } |
| 3468 | } |
| 3469 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3470 | vport->port_state = LPFC_FLOGI; |
| 3471 | lpfc_set_disctmo(vport); |
| 3472 | lpfc_initial_flogi(vport); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3473 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3474 | } |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3475 | /* Discovery not needed, |
| 3476 | * move the nodes to their original state. |
| 3477 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3478 | list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 3479 | nlp_listp) { |
| 3480 | if (ndlp->nlp_state != NLP_STE_NPR_NODE) |
| 3481 | continue; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3482 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3483 | switch (ndlp->nlp_prev_state) { |
| 3484 | case NLP_STE_UNMAPPED_NODE: |
| 3485 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3486 | lpfc_nlp_set_state(vport, ndlp, |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3487 | NLP_STE_UNMAPPED_NODE); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3488 | break; |
| 3489 | |
| 3490 | case NLP_STE_MAPPED_NODE: |
| 3491 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3492 | lpfc_nlp_set_state(vport, ndlp, |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3493 | NLP_STE_MAPPED_NODE); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3494 | break; |
| 3495 | |
| 3496 | default: |
| 3497 | break; |
| 3498 | } |
| 3499 | } |
| 3500 | |
| 3501 | /* Start discovery - this should just do CLEAR_LA */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3502 | lpfc_disc_start(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3503 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3504 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3505 | } |
| 3506 | |
| 3507 | void |
| 3508 | lpfc_els_timeout(unsigned long ptr) |
| 3509 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3510 | struct lpfc_vport *vport = (struct lpfc_vport *) ptr; |
| 3511 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3512 | unsigned long iflag; |
| 3513 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3514 | spin_lock_irqsave(&vport->work_port_lock, iflag); |
| 3515 | if ((vport->work_port_events & WORKER_ELS_TMO) == 0) { |
| 3516 | vport->work_port_events |= WORKER_ELS_TMO; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3517 | spin_unlock_irqrestore(&vport->work_port_lock, iflag); |
| 3518 | |
| 3519 | spin_lock_irqsave(&phba->hbalock, iflag); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3520 | if (phba->work_wait) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3521 | lpfc_worker_wake_up(phba); |
| 3522 | spin_unlock_irqrestore(&phba->hbalock, iflag); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3523 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3524 | else |
| 3525 | spin_unlock_irqrestore(&vport->work_port_lock, iflag); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3526 | return; |
| 3527 | } |
| 3528 | |
| 3529 | void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3530 | lpfc_els_timeout_handler(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3531 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3532 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3533 | struct lpfc_sli_ring *pring; |
| 3534 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 3535 | IOCB_t *cmd = NULL; |
| 3536 | struct lpfc_dmabuf *pcmd; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3537 | uint32_t els_command = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3538 | uint32_t timeout; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3539 | uint32_t remote_ID = 0xffffffff; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3540 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3541 | /* If the timer is already canceled do nothing */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3542 | if ((vport->work_port_events & WORKER_ELS_TMO) == 0) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3543 | return; |
| 3544 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3545 | spin_lock_irq(&phba->hbalock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3546 | timeout = (uint32_t)(phba->fc_ratov << 1); |
| 3547 | |
| 3548 | pring = &phba->sli.ring[LPFC_ELS_RING]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3549 | |
| 3550 | list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) { |
| 3551 | cmd = &piocb->iocb; |
| 3552 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3553 | if ((piocb->iocb_flag & LPFC_IO_LIBDFC) != 0 || |
| 3554 | piocb->iocb.ulpCommand == CMD_ABORT_XRI_CN || |
| 3555 | piocb->iocb.ulpCommand == CMD_CLOSE_XRI_CN) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3556 | continue; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3557 | |
| 3558 | if (piocb->vport != vport) |
| 3559 | continue; |
| 3560 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3561 | pcmd = (struct lpfc_dmabuf *) piocb->context2; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3562 | if (pcmd) |
| 3563 | els_command = *(uint32_t *) (pcmd->virt); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3564 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3565 | if (els_command == ELS_CMD_FARP || |
| 3566 | els_command == ELS_CMD_FARPR || |
| 3567 | els_command == ELS_CMD_FDISC) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3568 | continue; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3569 | |
| 3570 | if (vport != piocb->vport) |
| 3571 | continue; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3572 | |
| 3573 | if (piocb->drvrTimeout > 0) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3574 | if (piocb->drvrTimeout >= timeout) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3575 | piocb->drvrTimeout -= timeout; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3576 | else |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3577 | piocb->drvrTimeout = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3578 | continue; |
| 3579 | } |
| 3580 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3581 | remote_ID = 0xffffffff; |
| 3582 | if (cmd->ulpCommand != CMD_GEN_REQUEST64_CR) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3583 | remote_ID = cmd->un.elsreq64.remoteID; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3584 | else { |
| 3585 | struct lpfc_nodelist *ndlp; |
| 3586 | ndlp = __lpfc_findnode_rpi(vport, cmd->ulpContext); |
| 3587 | if (ndlp) |
| 3588 | remote_ID = ndlp->nlp_DID; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3589 | } |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 3590 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 3591 | "0127 ELS timeout Data: x%x x%x x%x " |
| 3592 | "x%x\n", els_command, |
| 3593 | remote_ID, cmd->ulpCommand, cmd->ulpIoTag); |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 3594 | lpfc_sli_issue_abort_iotag(phba, pring, piocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3595 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3596 | spin_unlock_irq(&phba->hbalock); |
James Smart | 5a0e326 | 2006-07-06 15:49:16 -0400 | [diff] [blame] | 3597 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3598 | if (phba->sli.ring[LPFC_ELS_RING].txcmplq_cnt) |
| 3599 | mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3600 | } |
| 3601 | |
| 3602 | void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3603 | lpfc_els_flush_cmd(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3604 | { |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3605 | LIST_HEAD(completions); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3606 | struct lpfc_hba *phba = vport->phba; |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3607 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3608 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 3609 | IOCB_t *cmd = NULL; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3610 | |
| 3611 | lpfc_fabric_abort_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3612 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3613 | spin_lock_irq(&phba->hbalock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3614 | list_for_each_entry_safe(piocb, tmp_iocb, &pring->txq, list) { |
| 3615 | cmd = &piocb->iocb; |
| 3616 | |
| 3617 | if (piocb->iocb_flag & LPFC_IO_LIBDFC) { |
| 3618 | continue; |
| 3619 | } |
| 3620 | |
| 3621 | /* Do not flush out the QUE_RING and ABORT/CLOSE iocbs */ |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3622 | if (cmd->ulpCommand == CMD_QUE_RING_BUF_CN || |
| 3623 | cmd->ulpCommand == CMD_QUE_RING_BUF64_CN || |
| 3624 | cmd->ulpCommand == CMD_CLOSE_XRI_CN || |
| 3625 | cmd->ulpCommand == CMD_ABORT_XRI_CN) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3626 | continue; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3627 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3628 | if (piocb->vport != vport) |
| 3629 | continue; |
| 3630 | |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3631 | list_move_tail(&piocb->list, &completions); |
James Smart | 1dcb58e | 2007-04-25 09:51:30 -0400 | [diff] [blame] | 3632 | pring->txq_cnt--; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3633 | } |
| 3634 | |
| 3635 | list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3636 | if (piocb->iocb_flag & LPFC_IO_LIBDFC) { |
| 3637 | continue; |
| 3638 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3639 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3640 | if (piocb->vport != vport) |
| 3641 | continue; |
| 3642 | |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 3643 | lpfc_sli_issue_abort_iotag(phba, pring, piocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3644 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3645 | spin_unlock_irq(&phba->hbalock); |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3646 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3647 | while (!list_empty(&completions)) { |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3648 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 3649 | cmd = &piocb->iocb; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3650 | list_del_init(&piocb->list); |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3651 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3652 | if (!piocb->iocb_cmpl) |
| 3653 | lpfc_sli_release_iocbq(phba, piocb); |
| 3654 | else { |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3655 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 3656 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 3657 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3658 | } |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3659 | } |
| 3660 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3661 | return; |
| 3662 | } |
| 3663 | |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 3664 | void |
| 3665 | lpfc_els_flush_all_cmd(struct lpfc_hba *phba) |
| 3666 | { |
| 3667 | LIST_HEAD(completions); |
| 3668 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 3669 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 3670 | IOCB_t *cmd = NULL; |
| 3671 | |
| 3672 | lpfc_fabric_abort_hba(phba); |
| 3673 | spin_lock_irq(&phba->hbalock); |
| 3674 | list_for_each_entry_safe(piocb, tmp_iocb, &pring->txq, list) { |
| 3675 | cmd = &piocb->iocb; |
| 3676 | if (piocb->iocb_flag & LPFC_IO_LIBDFC) |
| 3677 | continue; |
| 3678 | /* Do not flush out the QUE_RING and ABORT/CLOSE iocbs */ |
| 3679 | if (cmd->ulpCommand == CMD_QUE_RING_BUF_CN || |
| 3680 | cmd->ulpCommand == CMD_QUE_RING_BUF64_CN || |
| 3681 | cmd->ulpCommand == CMD_CLOSE_XRI_CN || |
| 3682 | cmd->ulpCommand == CMD_ABORT_XRI_CN) |
| 3683 | continue; |
| 3684 | list_move_tail(&piocb->list, &completions); |
| 3685 | pring->txq_cnt--; |
| 3686 | } |
| 3687 | list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) { |
| 3688 | if (piocb->iocb_flag & LPFC_IO_LIBDFC) |
| 3689 | continue; |
| 3690 | lpfc_sli_issue_abort_iotag(phba, pring, piocb); |
| 3691 | } |
| 3692 | spin_unlock_irq(&phba->hbalock); |
| 3693 | while (!list_empty(&completions)) { |
| 3694 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 3695 | cmd = &piocb->iocb; |
| 3696 | list_del_init(&piocb->list); |
| 3697 | if (!piocb->iocb_cmpl) |
| 3698 | lpfc_sli_release_iocbq(phba, piocb); |
| 3699 | else { |
| 3700 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 3701 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 3702 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
| 3703 | } |
| 3704 | } |
| 3705 | return; |
| 3706 | } |
| 3707 | |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3708 | static void |
| 3709 | lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3710 | struct lpfc_vport *vport, struct lpfc_iocbq *elsiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3711 | { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3712 | struct lpfc_nodelist *ndlp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3713 | struct ls_rjt stat; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3714 | uint32_t *payload; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3715 | uint32_t cmd, did, newnode, rjt_err = 0; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3716 | IOCB_t *icmd = &elsiocb->iocb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3717 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3718 | if (vport == NULL || elsiocb->context2 == NULL) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3719 | goto dropit; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3720 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3721 | newnode = 0; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3722 | payload = ((struct lpfc_dmabuf *)elsiocb->context2)->virt; |
| 3723 | cmd = *payload; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3724 | if ((phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) == 0) |
| 3725 | lpfc_post_buffer(phba, pring, 1, 1); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3726 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3727 | did = icmd->un.rcvels.remoteID; |
| 3728 | if (icmd->ulpStatus) { |
| 3729 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3730 | "RCV Unsol ELS: status:x%x/x%x did:x%x", |
| 3731 | icmd->ulpStatus, icmd->un.ulpWord[4], did); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3732 | goto dropit; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3733 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3734 | |
| 3735 | /* Check to see if link went down during discovery */ |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3736 | if (lpfc_els_chk_latt(vport)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3737 | goto dropit; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3738 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3739 | /* Ignore traffic recevied during vport shutdown. */ |
| 3740 | if (vport->load_flag & FC_UNLOADING) |
| 3741 | goto dropit; |
| 3742 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3743 | ndlp = lpfc_findnode_did(vport, did); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3744 | if (!ndlp) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3745 | /* Cannot find existing Fabric ndlp, so allocate a new one */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3746 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3747 | if (!ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3748 | goto dropit; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3749 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3750 | lpfc_nlp_init(vport, ndlp, did); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3751 | newnode = 1; |
| 3752 | if ((did & Fabric_DID_MASK) == Fabric_DID_MASK) { |
| 3753 | ndlp->nlp_type |= NLP_FABRIC; |
| 3754 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3755 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3756 | } |
| 3757 | |
| 3758 | phba->fc_stat.elsRcvFrame++; |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3759 | if (elsiocb->context1) |
| 3760 | lpfc_nlp_put(elsiocb->context1); |
| 3761 | elsiocb->context1 = lpfc_nlp_get(ndlp); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3762 | elsiocb->vport = vport; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3763 | |
| 3764 | if ((cmd & ELS_CMD_MASK) == ELS_CMD_RSCN) { |
| 3765 | cmd &= ELS_CMD_MASK; |
| 3766 | } |
| 3767 | /* ELS command <elsCmd> received from NPORT <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 3768 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 3769 | "0112 ELS command x%x received from NPORT x%x " |
| 3770 | "Data: x%x\n", cmd, did, vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3771 | switch (cmd) { |
| 3772 | case ELS_CMD_PLOGI: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3773 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3774 | "RCV PLOGI: did:x%x/ste:x%x flg:x%x", |
| 3775 | did, vport->port_state, ndlp->nlp_flag); |
| 3776 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3777 | phba->fc_stat.elsRcvPLOGI++; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3778 | ndlp = lpfc_plogi_confirm_nport(phba, payload, ndlp); |
| 3779 | |
| 3780 | if (vport->port_state < LPFC_DISC_AUTH) { |
| 3781 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3782 | break; |
| 3783 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3784 | lpfc_disc_state_machine(vport, ndlp, elsiocb, |
| 3785 | NLP_EVT_RCV_PLOGI); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3786 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3787 | break; |
| 3788 | case ELS_CMD_FLOGI: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3789 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3790 | "RCV FLOGI: did:x%x/ste:x%x flg:x%x", |
| 3791 | did, vport->port_state, ndlp->nlp_flag); |
| 3792 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3793 | phba->fc_stat.elsRcvFLOGI++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3794 | lpfc_els_rcv_flogi(vport, elsiocb, ndlp, newnode); |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3795 | if (newnode) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3796 | lpfc_drop_node(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3797 | break; |
| 3798 | case ELS_CMD_LOGO: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3799 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3800 | "RCV LOGO: did:x%x/ste:x%x flg:x%x", |
| 3801 | did, vport->port_state, ndlp->nlp_flag); |
| 3802 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3803 | phba->fc_stat.elsRcvLOGO++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3804 | if (vport->port_state < LPFC_DISC_AUTH) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3805 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3806 | break; |
| 3807 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3808 | lpfc_disc_state_machine(vport, ndlp, elsiocb, NLP_EVT_RCV_LOGO); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3809 | break; |
| 3810 | case ELS_CMD_PRLO: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3811 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3812 | "RCV PRLO: did:x%x/ste:x%x flg:x%x", |
| 3813 | did, vport->port_state, ndlp->nlp_flag); |
| 3814 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3815 | phba->fc_stat.elsRcvPRLO++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3816 | if (vport->port_state < LPFC_DISC_AUTH) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3817 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3818 | break; |
| 3819 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3820 | lpfc_disc_state_machine(vport, ndlp, elsiocb, NLP_EVT_RCV_PRLO); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3821 | break; |
| 3822 | case ELS_CMD_RSCN: |
| 3823 | phba->fc_stat.elsRcvRSCN++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3824 | lpfc_els_rcv_rscn(vport, elsiocb, ndlp, newnode); |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3825 | if (newnode) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3826 | lpfc_drop_node(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3827 | break; |
| 3828 | case ELS_CMD_ADISC: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3829 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3830 | "RCV ADISC: did:x%x/ste:x%x flg:x%x", |
| 3831 | did, vport->port_state, ndlp->nlp_flag); |
| 3832 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3833 | phba->fc_stat.elsRcvADISC++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3834 | if (vport->port_state < LPFC_DISC_AUTH) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3835 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3836 | break; |
| 3837 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3838 | lpfc_disc_state_machine(vport, ndlp, elsiocb, |
| 3839 | NLP_EVT_RCV_ADISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3840 | break; |
| 3841 | case ELS_CMD_PDISC: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3842 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3843 | "RCV PDISC: did:x%x/ste:x%x flg:x%x", |
| 3844 | did, vport->port_state, ndlp->nlp_flag); |
| 3845 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3846 | phba->fc_stat.elsRcvPDISC++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3847 | if (vport->port_state < LPFC_DISC_AUTH) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3848 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3849 | break; |
| 3850 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3851 | lpfc_disc_state_machine(vport, ndlp, elsiocb, |
| 3852 | NLP_EVT_RCV_PDISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3853 | break; |
| 3854 | case ELS_CMD_FARPR: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3855 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3856 | "RCV FARPR: did:x%x/ste:x%x flg:x%x", |
| 3857 | did, vport->port_state, ndlp->nlp_flag); |
| 3858 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3859 | phba->fc_stat.elsRcvFARPR++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3860 | lpfc_els_rcv_farpr(vport, elsiocb, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3861 | break; |
| 3862 | case ELS_CMD_FARP: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3863 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3864 | "RCV FARP: did:x%x/ste:x%x flg:x%x", |
| 3865 | did, vport->port_state, ndlp->nlp_flag); |
| 3866 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3867 | phba->fc_stat.elsRcvFARP++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3868 | lpfc_els_rcv_farp(vport, elsiocb, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3869 | break; |
| 3870 | case ELS_CMD_FAN: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3871 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3872 | "RCV FAN: did:x%x/ste:x%x flg:x%x", |
| 3873 | did, vport->port_state, ndlp->nlp_flag); |
| 3874 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3875 | phba->fc_stat.elsRcvFAN++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3876 | lpfc_els_rcv_fan(vport, elsiocb, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3877 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3878 | case ELS_CMD_PRLI: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3879 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3880 | "RCV PRLI: did:x%x/ste:x%x flg:x%x", |
| 3881 | did, vport->port_state, ndlp->nlp_flag); |
| 3882 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3883 | phba->fc_stat.elsRcvPRLI++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3884 | if (vport->port_state < LPFC_DISC_AUTH) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3885 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3886 | break; |
| 3887 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3888 | lpfc_disc_state_machine(vport, ndlp, elsiocb, NLP_EVT_RCV_PRLI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3889 | break; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3890 | case ELS_CMD_LIRR: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3891 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3892 | "RCV LIRR: did:x%x/ste:x%x flg:x%x", |
| 3893 | did, vport->port_state, ndlp->nlp_flag); |
| 3894 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3895 | phba->fc_stat.elsRcvLIRR++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3896 | lpfc_els_rcv_lirr(vport, elsiocb, ndlp); |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3897 | if (newnode) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3898 | lpfc_drop_node(vport, ndlp); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3899 | break; |
| 3900 | case ELS_CMD_RPS: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3901 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3902 | "RCV RPS: did:x%x/ste:x%x flg:x%x", |
| 3903 | did, vport->port_state, ndlp->nlp_flag); |
| 3904 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3905 | phba->fc_stat.elsRcvRPS++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3906 | lpfc_els_rcv_rps(vport, elsiocb, ndlp); |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3907 | if (newnode) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3908 | lpfc_drop_node(vport, ndlp); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3909 | break; |
| 3910 | case ELS_CMD_RPL: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3911 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3912 | "RCV RPL: did:x%x/ste:x%x flg:x%x", |
| 3913 | did, vport->port_state, ndlp->nlp_flag); |
| 3914 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3915 | phba->fc_stat.elsRcvRPL++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3916 | lpfc_els_rcv_rpl(vport, elsiocb, ndlp); |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3917 | if (newnode) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3918 | lpfc_drop_node(vport, ndlp); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3919 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3920 | case ELS_CMD_RNID: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3921 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3922 | "RCV RNID: did:x%x/ste:x%x flg:x%x", |
| 3923 | did, vport->port_state, ndlp->nlp_flag); |
| 3924 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3925 | phba->fc_stat.elsRcvRNID++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3926 | lpfc_els_rcv_rnid(vport, elsiocb, ndlp); |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3927 | if (newnode) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3928 | lpfc_drop_node(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3929 | break; |
| 3930 | default: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3931 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3932 | "RCV ELS cmd: cmd:x%x did:x%x/ste:x%x", |
| 3933 | cmd, did, vport->port_state); |
| 3934 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3935 | /* Unsupported ELS command, reject */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3936 | rjt_err = LSRJT_INVALID_CMD; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3937 | |
| 3938 | /* Unknown ELS command <elsCmd> received from NPORT <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 3939 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 3940 | "0115 Unknown ELS command x%x " |
| 3941 | "received from NPORT x%x\n", cmd, did); |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3942 | if (newnode) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3943 | lpfc_drop_node(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3944 | break; |
| 3945 | } |
| 3946 | |
| 3947 | /* check if need to LS_RJT received ELS cmd */ |
| 3948 | if (rjt_err) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3949 | memset(&stat, 0, sizeof(stat)); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3950 | stat.un.b.lsRjtRsnCode = rjt_err; |
James.Smart@Emulex.Com | 1f679ca | 2005-06-25 10:34:27 -0400 | [diff] [blame] | 3951 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3952 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, elsiocb, ndlp, |
| 3953 | NULL); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3954 | if (newnode) |
| 3955 | lpfc_drop_node(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3956 | } |
| 3957 | |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3958 | return; |
| 3959 | |
| 3960 | dropit: |
| 3961 | lpfc_printf_log(phba, KERN_ERR, LOG_ELS, |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 3962 | "(%d):0111 Dropping received ELS cmd " |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3963 | "Data: x%x x%x x%x\n", |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 3964 | vport ? vport->vpi : 0xffff, icmd->ulpStatus, |
| 3965 | icmd->un.ulpWord[4], icmd->ulpTimeout); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3966 | phba->fc_stat.elsRcvDrop++; |
| 3967 | } |
| 3968 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3969 | static struct lpfc_vport * |
| 3970 | lpfc_find_vport_by_vpid(struct lpfc_hba *phba, uint16_t vpi) |
| 3971 | { |
| 3972 | struct lpfc_vport *vport; |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 3973 | unsigned long flags; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3974 | |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 3975 | spin_lock_irqsave(&phba->hbalock, flags); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3976 | list_for_each_entry(vport, &phba->port_list, listentry) { |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 3977 | if (vport->vpi == vpi) { |
| 3978 | spin_unlock_irqrestore(&phba->hbalock, flags); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3979 | return vport; |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 3980 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3981 | } |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 3982 | spin_unlock_irqrestore(&phba->hbalock, flags); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3983 | return NULL; |
| 3984 | } |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3985 | |
| 3986 | void |
| 3987 | lpfc_els_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, |
| 3988 | struct lpfc_iocbq *elsiocb) |
| 3989 | { |
| 3990 | struct lpfc_vport *vport = phba->pport; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3991 | IOCB_t *icmd = &elsiocb->iocb; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3992 | dma_addr_t paddr; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3993 | struct lpfc_dmabuf *bdeBuf1 = elsiocb->context2; |
| 3994 | struct lpfc_dmabuf *bdeBuf2 = elsiocb->context3; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3995 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3996 | elsiocb->context2 = NULL; |
| 3997 | elsiocb->context3 = NULL; |
| 3998 | |
| 3999 | if (icmd->ulpStatus == IOSTAT_NEED_BUFFER) { |
| 4000 | lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); |
| 4001 | } else if (icmd->ulpStatus == IOSTAT_LOCAL_REJECT && |
| 4002 | (icmd->un.ulpWord[4] & 0xff) == IOERR_RCV_BUFFER_WAITING) { |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4003 | phba->fc_stat.NoRcvBuf++; |
| 4004 | /* Not enough posted buffers; Try posting more buffers */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4005 | if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4006 | lpfc_post_buffer(phba, pring, 0, 1); |
| 4007 | return; |
| 4008 | } |
| 4009 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4010 | if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && |
| 4011 | (icmd->ulpCommand == CMD_IOCB_RCV_ELS64_CX || |
| 4012 | icmd->ulpCommand == CMD_IOCB_RCV_SEQ64_CX)) { |
| 4013 | if (icmd->unsli3.rcvsli3.vpi == 0xffff) |
| 4014 | vport = phba->pport; |
| 4015 | else { |
| 4016 | uint16_t vpi = icmd->unsli3.rcvsli3.vpi; |
| 4017 | vport = lpfc_find_vport_by_vpid(phba, vpi); |
| 4018 | } |
| 4019 | } |
| 4020 | /* If there are no BDEs associated |
| 4021 | * with this IOCB, there is nothing to do. |
| 4022 | */ |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4023 | if (icmd->ulpBdeCount == 0) |
| 4024 | return; |
| 4025 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4026 | /* type of ELS cmd is first 32bit word |
| 4027 | * in packet |
| 4028 | */ |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4029 | if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4030 | elsiocb->context2 = bdeBuf1; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4031 | } else { |
| 4032 | paddr = getPaddr(icmd->un.cont64[0].addrHigh, |
| 4033 | icmd->un.cont64[0].addrLow); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4034 | elsiocb->context2 = lpfc_sli_ringpostbuf_get(phba, pring, |
| 4035 | paddr); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4036 | } |
| 4037 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4038 | lpfc_els_unsol_buffer(phba, pring, vport, elsiocb); |
| 4039 | /* |
| 4040 | * The different unsolicited event handlers would tell us |
| 4041 | * if they are done with "mp" by setting context2 to NULL. |
| 4042 | */ |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 4043 | lpfc_nlp_put(elsiocb->context1); |
| 4044 | elsiocb->context1 = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4045 | if (elsiocb->context2) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4046 | lpfc_in_buf_free(phba, (struct lpfc_dmabuf *)elsiocb->context2); |
| 4047 | elsiocb->context2 = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4048 | } |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4049 | |
| 4050 | /* RCV_ELS64_CX provide for 2 BDEs - process 2nd if included */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4051 | if ((phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) && |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4052 | icmd->ulpBdeCount == 2) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4053 | elsiocb->context2 = bdeBuf2; |
| 4054 | lpfc_els_unsol_buffer(phba, pring, vport, elsiocb); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4055 | /* free mp if we are done with it */ |
| 4056 | if (elsiocb->context2) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4057 | lpfc_in_buf_free(phba, elsiocb->context2); |
| 4058 | elsiocb->context2 = NULL; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4059 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4060 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4061 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4062 | |
| 4063 | void |
| 4064 | lpfc_do_scr_ns_plogi(struct lpfc_hba *phba, struct lpfc_vport *vport) |
| 4065 | { |
| 4066 | struct lpfc_nodelist *ndlp, *ndlp_fdmi; |
| 4067 | |
| 4068 | ndlp = lpfc_findnode_did(vport, NameServer_DID); |
| 4069 | if (!ndlp) { |
| 4070 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 4071 | if (!ndlp) { |
| 4072 | if (phba->fc_topology == TOPOLOGY_LOOP) { |
| 4073 | lpfc_disc_start(vport); |
| 4074 | return; |
| 4075 | } |
| 4076 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 4077 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4078 | "0251 NameServer login: no memory\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4079 | return; |
| 4080 | } |
| 4081 | lpfc_nlp_init(vport, ndlp, NameServer_DID); |
| 4082 | ndlp->nlp_type |= NLP_FABRIC; |
| 4083 | } |
| 4084 | |
| 4085 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
| 4086 | |
| 4087 | if (lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0)) { |
| 4088 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 4089 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4090 | "0252 Cannot issue NameServer login\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4091 | return; |
| 4092 | } |
| 4093 | |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 4094 | if (vport->cfg_fdmi_on) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4095 | ndlp_fdmi = mempool_alloc(phba->nlp_mem_pool, |
| 4096 | GFP_KERNEL); |
| 4097 | if (ndlp_fdmi) { |
| 4098 | lpfc_nlp_init(vport, ndlp_fdmi, FDMI_DID); |
| 4099 | ndlp_fdmi->nlp_type |= NLP_FABRIC; |
| 4100 | ndlp_fdmi->nlp_state = |
| 4101 | NLP_STE_PLOGI_ISSUE; |
| 4102 | lpfc_issue_els_plogi(vport, ndlp_fdmi->nlp_DID, |
| 4103 | 0); |
| 4104 | } |
| 4105 | } |
| 4106 | return; |
| 4107 | } |
| 4108 | |
| 4109 | static void |
| 4110 | lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) |
| 4111 | { |
| 4112 | struct lpfc_vport *vport = pmb->vport; |
| 4113 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 4114 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2; |
| 4115 | MAILBOX_t *mb = &pmb->mb; |
| 4116 | |
| 4117 | vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI; |
| 4118 | lpfc_nlp_put(ndlp); |
| 4119 | |
| 4120 | if (mb->mbxStatus) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 4121 | lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, |
| 4122 | "0915 Register VPI failed: 0x%x\n", |
| 4123 | mb->mbxStatus); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4124 | |
| 4125 | switch (mb->mbxStatus) { |
| 4126 | case 0x11: /* unsupported feature */ |
| 4127 | case 0x9603: /* max_vpi exceeded */ |
| 4128 | /* giving up on vport registration */ |
| 4129 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
| 4130 | spin_lock_irq(shost->host_lock); |
| 4131 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); |
| 4132 | spin_unlock_irq(shost->host_lock); |
| 4133 | lpfc_can_disctmo(vport); |
| 4134 | break; |
| 4135 | default: |
| 4136 | /* Try to recover from this error */ |
| 4137 | lpfc_mbx_unreg_vpi(vport); |
| 4138 | vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; |
| 4139 | lpfc_initial_fdisc(vport); |
| 4140 | break; |
| 4141 | } |
| 4142 | |
| 4143 | } else { |
| 4144 | if (vport == phba->pport) |
| 4145 | lpfc_issue_fabric_reglogin(vport); |
| 4146 | else |
| 4147 | lpfc_do_scr_ns_plogi(phba, vport); |
| 4148 | } |
| 4149 | mempool_free(pmb, phba->mbox_mem_pool); |
| 4150 | return; |
| 4151 | } |
| 4152 | |
| 4153 | void |
| 4154 | lpfc_register_new_vport(struct lpfc_hba *phba, struct lpfc_vport *vport, |
| 4155 | struct lpfc_nodelist *ndlp) |
| 4156 | { |
| 4157 | LPFC_MBOXQ_t *mbox; |
| 4158 | |
| 4159 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 4160 | if (mbox) { |
| 4161 | lpfc_reg_vpi(phba, vport->vpi, vport->fc_myDID, mbox); |
| 4162 | mbox->vport = vport; |
| 4163 | mbox->context2 = lpfc_nlp_get(ndlp); |
| 4164 | mbox->mbox_cmpl = lpfc_cmpl_reg_new_vport; |
| 4165 | if (lpfc_sli_issue_mbox(phba, mbox, |
| 4166 | MBX_NOWAIT | MBX_STOP_IOCB) |
| 4167 | == MBX_NOT_FINISHED) { |
| 4168 | mempool_free(mbox, phba->mbox_mem_pool); |
| 4169 | vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI; |
| 4170 | |
| 4171 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 4172 | lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, |
| 4173 | "0253 Register VPI: Can't send mbox\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4174 | } |
| 4175 | } else { |
| 4176 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
| 4177 | |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 4178 | lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, |
| 4179 | "0254 Register VPI: no memory\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4180 | |
| 4181 | vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI; |
| 4182 | lpfc_nlp_put(ndlp); |
| 4183 | } |
| 4184 | } |
| 4185 | |
| 4186 | static void |
| 4187 | lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 4188 | struct lpfc_iocbq *rspiocb) |
| 4189 | { |
| 4190 | struct lpfc_vport *vport = cmdiocb->vport; |
| 4191 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 4192 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| 4193 | struct lpfc_nodelist *np; |
| 4194 | struct lpfc_nodelist *next_np; |
| 4195 | IOCB_t *irsp = &rspiocb->iocb; |
| 4196 | struct lpfc_iocbq *piocb; |
| 4197 | |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 4198 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 4199 | "0123 FDISC completes. x%x/x%x prevDID: x%x\n", |
| 4200 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 4201 | vport->fc_prevDID); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4202 | /* Since all FDISCs are being single threaded, we |
| 4203 | * must reset the discovery timer for ALL vports |
| 4204 | * waiting to send FDISC when one completes. |
| 4205 | */ |
| 4206 | list_for_each_entry(piocb, &phba->fabric_iocb_list, list) { |
| 4207 | lpfc_set_disctmo(piocb->vport); |
| 4208 | } |
| 4209 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4210 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 4211 | "FDISC cmpl: status:x%x/x%x prevdid:x%x", |
| 4212 | irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_prevDID); |
| 4213 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4214 | if (irsp->ulpStatus) { |
| 4215 | /* Check for retry */ |
| 4216 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) |
| 4217 | goto out; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4218 | /* FDISC failed */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 4219 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4220 | "0124 FDISC failed. (%d/%d)\n", |
| 4221 | irsp->ulpStatus, irsp->un.ulpWord[4]); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4222 | if (vport->fc_vport->vport_state == FC_VPORT_INITIALIZING) |
| 4223 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
| 4224 | |
| 4225 | lpfc_nlp_put(ndlp); |
| 4226 | /* giving up on FDISC. Cancel discovery timer */ |
| 4227 | lpfc_can_disctmo(vport); |
| 4228 | } else { |
| 4229 | spin_lock_irq(shost->host_lock); |
| 4230 | vport->fc_flag |= FC_FABRIC; |
| 4231 | if (vport->phba->fc_topology == TOPOLOGY_LOOP) |
| 4232 | vport->fc_flag |= FC_PUBLIC_LOOP; |
| 4233 | spin_unlock_irq(shost->host_lock); |
| 4234 | |
| 4235 | vport->fc_myDID = irsp->un.ulpWord[4] & Mask_DID; |
| 4236 | lpfc_vport_set_state(vport, FC_VPORT_ACTIVE); |
| 4237 | if ((vport->fc_prevDID != vport->fc_myDID) && |
| 4238 | !(vport->fc_flag & FC_VPORT_NEEDS_REG_VPI)) { |
| 4239 | /* If our NportID changed, we need to ensure all |
| 4240 | * remaining NPORTs get unreg_login'ed so we can |
| 4241 | * issue unreg_vpi. |
| 4242 | */ |
| 4243 | list_for_each_entry_safe(np, next_np, |
| 4244 | &vport->fc_nodes, nlp_listp) { |
| 4245 | if (np->nlp_state != NLP_STE_NPR_NODE |
| 4246 | || !(np->nlp_flag & NLP_NPR_ADISC)) |
| 4247 | continue; |
| 4248 | spin_lock_irq(shost->host_lock); |
| 4249 | np->nlp_flag &= ~NLP_NPR_ADISC; |
| 4250 | spin_unlock_irq(shost->host_lock); |
| 4251 | lpfc_unreg_rpi(vport, np); |
| 4252 | } |
| 4253 | lpfc_mbx_unreg_vpi(vport); |
| 4254 | vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; |
| 4255 | } |
| 4256 | |
| 4257 | if (vport->fc_flag & FC_VPORT_NEEDS_REG_VPI) |
| 4258 | lpfc_register_new_vport(phba, vport, ndlp); |
| 4259 | else |
| 4260 | lpfc_do_scr_ns_plogi(phba, vport); |
| 4261 | |
| 4262 | lpfc_nlp_put(ndlp); /* Free Fabric ndlp for vports */ |
| 4263 | } |
| 4264 | |
| 4265 | out: |
| 4266 | lpfc_els_free_iocb(phba, cmdiocb); |
| 4267 | } |
| 4268 | |
| 4269 | int |
| 4270 | lpfc_issue_els_fdisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 4271 | uint8_t retry) |
| 4272 | { |
| 4273 | struct lpfc_hba *phba = vport->phba; |
| 4274 | IOCB_t *icmd; |
| 4275 | struct lpfc_iocbq *elsiocb; |
| 4276 | struct serv_parm *sp; |
| 4277 | uint8_t *pcmd; |
| 4278 | uint16_t cmdsize; |
| 4279 | int did = ndlp->nlp_DID; |
| 4280 | int rc; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4281 | |
| 4282 | cmdsize = (sizeof(uint32_t) + sizeof(struct serv_parm)); |
| 4283 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, did, |
| 4284 | ELS_CMD_FDISC); |
| 4285 | if (!elsiocb) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4286 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 4287 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4288 | "0255 Issue FDISC: no IOCB\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4289 | return 1; |
| 4290 | } |
| 4291 | |
| 4292 | icmd = &elsiocb->iocb; |
| 4293 | icmd->un.elsreq64.myID = 0; |
| 4294 | icmd->un.elsreq64.fl = 1; |
| 4295 | |
| 4296 | /* For FDISC, Let FDISC rsp set the NPortID for this VPI */ |
| 4297 | icmd->ulpCt_h = 1; |
| 4298 | icmd->ulpCt_l = 0; |
| 4299 | |
| 4300 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 4301 | *((uint32_t *) (pcmd)) = ELS_CMD_FDISC; |
| 4302 | pcmd += sizeof(uint32_t); /* CSP Word 1 */ |
| 4303 | memcpy(pcmd, &vport->phba->pport->fc_sparam, sizeof(struct serv_parm)); |
| 4304 | sp = (struct serv_parm *) pcmd; |
| 4305 | /* Setup CSPs accordingly for Fabric */ |
| 4306 | sp->cmn.e_d_tov = 0; |
| 4307 | sp->cmn.w2.r_a_tov = 0; |
| 4308 | sp->cls1.classValid = 0; |
| 4309 | sp->cls2.seqDelivery = 1; |
| 4310 | sp->cls3.seqDelivery = 1; |
| 4311 | |
| 4312 | pcmd += sizeof(uint32_t); /* CSP Word 2 */ |
| 4313 | pcmd += sizeof(uint32_t); /* CSP Word 3 */ |
| 4314 | pcmd += sizeof(uint32_t); /* CSP Word 4 */ |
| 4315 | pcmd += sizeof(uint32_t); /* Port Name */ |
| 4316 | memcpy(pcmd, &vport->fc_portname, 8); |
| 4317 | pcmd += sizeof(uint32_t); /* Node Name */ |
| 4318 | pcmd += sizeof(uint32_t); /* Node Name */ |
| 4319 | memcpy(pcmd, &vport->fc_nodename, 8); |
| 4320 | |
| 4321 | lpfc_set_disctmo(vport); |
| 4322 | |
| 4323 | phba->fc_stat.elsXmitFDISC++; |
| 4324 | elsiocb->iocb_cmpl = lpfc_cmpl_els_fdisc; |
| 4325 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4326 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 4327 | "Issue FDISC: did:x%x", |
| 4328 | did, 0, 0); |
| 4329 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4330 | rc = lpfc_issue_fabric_iocb(phba, elsiocb); |
| 4331 | if (rc == IOCB_ERROR) { |
| 4332 | lpfc_els_free_iocb(phba, elsiocb); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4333 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame^] | 4334 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4335 | "0256 Issue FDISC: Cannot send IOCB\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4336 | return 1; |
| 4337 | } |
| 4338 | lpfc_vport_set_state(vport, FC_VPORT_INITIALIZING); |
| 4339 | vport->port_state = LPFC_FDISC; |
| 4340 | return 0; |
| 4341 | } |
| 4342 | |
| 4343 | static void |
| 4344 | lpfc_cmpl_els_npiv_logo(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 4345 | struct lpfc_iocbq *rspiocb) |
| 4346 | { |
| 4347 | struct lpfc_vport *vport = cmdiocb->vport; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4348 | IOCB_t *irsp; |
| 4349 | |
| 4350 | irsp = &rspiocb->iocb; |
| 4351 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 4352 | "LOGO npiv cmpl: status:x%x/x%x did:x%x", |
| 4353 | irsp->ulpStatus, irsp->un.ulpWord[4], irsp->un.rcvels.remoteID); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4354 | |
| 4355 | lpfc_els_free_iocb(phba, cmdiocb); |
| 4356 | vport->unreg_vpi_cmpl = VPORT_ERROR; |
| 4357 | } |
| 4358 | |
| 4359 | int |
| 4360 | lpfc_issue_els_npiv_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) |
| 4361 | { |
| 4362 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 4363 | struct lpfc_hba *phba = vport->phba; |
| 4364 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 4365 | IOCB_t *icmd; |
| 4366 | struct lpfc_iocbq *elsiocb; |
| 4367 | uint8_t *pcmd; |
| 4368 | uint16_t cmdsize; |
| 4369 | |
| 4370 | cmdsize = 2 * sizeof(uint32_t) + sizeof(struct lpfc_name); |
| 4371 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, 0, ndlp, ndlp->nlp_DID, |
| 4372 | ELS_CMD_LOGO); |
| 4373 | if (!elsiocb) |
| 4374 | return 1; |
| 4375 | |
| 4376 | icmd = &elsiocb->iocb; |
| 4377 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 4378 | *((uint32_t *) (pcmd)) = ELS_CMD_LOGO; |
| 4379 | pcmd += sizeof(uint32_t); |
| 4380 | |
| 4381 | /* Fill in LOGO payload */ |
| 4382 | *((uint32_t *) (pcmd)) = be32_to_cpu(vport->fc_myDID); |
| 4383 | pcmd += sizeof(uint32_t); |
| 4384 | memcpy(pcmd, &vport->fc_portname, sizeof(struct lpfc_name)); |
| 4385 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4386 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 4387 | "Issue LOGO npiv did:x%x flg:x%x", |
| 4388 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| 4389 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4390 | elsiocb->iocb_cmpl = lpfc_cmpl_els_npiv_logo; |
| 4391 | spin_lock_irq(shost->host_lock); |
| 4392 | ndlp->nlp_flag |= NLP_LOGO_SND; |
| 4393 | spin_unlock_irq(shost->host_lock); |
| 4394 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
| 4395 | spin_lock_irq(shost->host_lock); |
| 4396 | ndlp->nlp_flag &= ~NLP_LOGO_SND; |
| 4397 | spin_unlock_irq(shost->host_lock); |
| 4398 | lpfc_els_free_iocb(phba, elsiocb); |
| 4399 | return 1; |
| 4400 | } |
| 4401 | return 0; |
| 4402 | } |
| 4403 | |
| 4404 | void |
| 4405 | lpfc_fabric_block_timeout(unsigned long ptr) |
| 4406 | { |
| 4407 | struct lpfc_hba *phba = (struct lpfc_hba *) ptr; |
| 4408 | unsigned long iflags; |
| 4409 | uint32_t tmo_posted; |
| 4410 | spin_lock_irqsave(&phba->pport->work_port_lock, iflags); |
| 4411 | tmo_posted = phba->pport->work_port_events & WORKER_FABRIC_BLOCK_TMO; |
| 4412 | if (!tmo_posted) |
| 4413 | phba->pport->work_port_events |= WORKER_FABRIC_BLOCK_TMO; |
| 4414 | spin_unlock_irqrestore(&phba->pport->work_port_lock, iflags); |
| 4415 | |
| 4416 | if (!tmo_posted) { |
| 4417 | spin_lock_irqsave(&phba->hbalock, iflags); |
| 4418 | if (phba->work_wait) |
| 4419 | lpfc_worker_wake_up(phba); |
| 4420 | spin_unlock_irqrestore(&phba->hbalock, iflags); |
| 4421 | } |
| 4422 | } |
| 4423 | |
| 4424 | static void |
| 4425 | lpfc_resume_fabric_iocbs(struct lpfc_hba *phba) |
| 4426 | { |
| 4427 | struct lpfc_iocbq *iocb; |
| 4428 | unsigned long iflags; |
| 4429 | int ret; |
| 4430 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 4431 | IOCB_t *cmd; |
| 4432 | |
| 4433 | repeat: |
| 4434 | iocb = NULL; |
| 4435 | spin_lock_irqsave(&phba->hbalock, iflags); |
| 4436 | /* Post any pending iocb to the SLI layer */ |
| 4437 | if (atomic_read(&phba->fabric_iocb_count) == 0) { |
| 4438 | list_remove_head(&phba->fabric_iocb_list, iocb, typeof(*iocb), |
| 4439 | list); |
| 4440 | if (iocb) |
| 4441 | atomic_inc(&phba->fabric_iocb_count); |
| 4442 | } |
| 4443 | spin_unlock_irqrestore(&phba->hbalock, iflags); |
| 4444 | if (iocb) { |
| 4445 | iocb->fabric_iocb_cmpl = iocb->iocb_cmpl; |
| 4446 | iocb->iocb_cmpl = lpfc_cmpl_fabric_iocb; |
| 4447 | iocb->iocb_flag |= LPFC_IO_FABRIC; |
| 4448 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4449 | lpfc_debugfs_disc_trc(iocb->vport, LPFC_DISC_TRC_ELS_CMD, |
| 4450 | "Fabric sched1: ste:x%x", |
| 4451 | iocb->vport->port_state, 0, 0); |
| 4452 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4453 | ret = lpfc_sli_issue_iocb(phba, pring, iocb, 0); |
| 4454 | |
| 4455 | if (ret == IOCB_ERROR) { |
| 4456 | iocb->iocb_cmpl = iocb->fabric_iocb_cmpl; |
| 4457 | iocb->fabric_iocb_cmpl = NULL; |
| 4458 | iocb->iocb_flag &= ~LPFC_IO_FABRIC; |
| 4459 | cmd = &iocb->iocb; |
| 4460 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 4461 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 4462 | iocb->iocb_cmpl(phba, iocb, iocb); |
| 4463 | |
| 4464 | atomic_dec(&phba->fabric_iocb_count); |
| 4465 | goto repeat; |
| 4466 | } |
| 4467 | } |
| 4468 | |
| 4469 | return; |
| 4470 | } |
| 4471 | |
| 4472 | void |
| 4473 | lpfc_unblock_fabric_iocbs(struct lpfc_hba *phba) |
| 4474 | { |
| 4475 | clear_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags); |
| 4476 | |
| 4477 | lpfc_resume_fabric_iocbs(phba); |
| 4478 | return; |
| 4479 | } |
| 4480 | |
| 4481 | static void |
| 4482 | lpfc_block_fabric_iocbs(struct lpfc_hba *phba) |
| 4483 | { |
| 4484 | int blocked; |
| 4485 | |
| 4486 | blocked = test_and_set_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags); |
| 4487 | /* Start a timer to unblock fabric |
| 4488 | * iocbs after 100ms |
| 4489 | */ |
| 4490 | if (!blocked) |
| 4491 | mod_timer(&phba->fabric_block_timer, jiffies + HZ/10 ); |
| 4492 | |
| 4493 | return; |
| 4494 | } |
| 4495 | |
| 4496 | static void |
| 4497 | lpfc_cmpl_fabric_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 4498 | struct lpfc_iocbq *rspiocb) |
| 4499 | { |
| 4500 | struct ls_rjt stat; |
| 4501 | |
| 4502 | if ((cmdiocb->iocb_flag & LPFC_IO_FABRIC) != LPFC_IO_FABRIC) |
| 4503 | BUG(); |
| 4504 | |
| 4505 | switch (rspiocb->iocb.ulpStatus) { |
| 4506 | case IOSTAT_NPORT_RJT: |
| 4507 | case IOSTAT_FABRIC_RJT: |
| 4508 | if (rspiocb->iocb.un.ulpWord[4] & RJT_UNAVAIL_TEMP) { |
| 4509 | lpfc_block_fabric_iocbs(phba); |
| 4510 | } |
| 4511 | break; |
| 4512 | |
| 4513 | case IOSTAT_NPORT_BSY: |
| 4514 | case IOSTAT_FABRIC_BSY: |
| 4515 | lpfc_block_fabric_iocbs(phba); |
| 4516 | break; |
| 4517 | |
| 4518 | case IOSTAT_LS_RJT: |
| 4519 | stat.un.lsRjtError = |
| 4520 | be32_to_cpu(rspiocb->iocb.un.ulpWord[4]); |
| 4521 | if ((stat.un.b.lsRjtRsnCode == LSRJT_UNABLE_TPC) || |
| 4522 | (stat.un.b.lsRjtRsnCode == LSRJT_LOGICAL_BSY)) |
| 4523 | lpfc_block_fabric_iocbs(phba); |
| 4524 | break; |
| 4525 | } |
| 4526 | |
| 4527 | if (atomic_read(&phba->fabric_iocb_count) == 0) |
| 4528 | BUG(); |
| 4529 | |
| 4530 | cmdiocb->iocb_cmpl = cmdiocb->fabric_iocb_cmpl; |
| 4531 | cmdiocb->fabric_iocb_cmpl = NULL; |
| 4532 | cmdiocb->iocb_flag &= ~LPFC_IO_FABRIC; |
| 4533 | cmdiocb->iocb_cmpl(phba, cmdiocb, rspiocb); |
| 4534 | |
| 4535 | atomic_dec(&phba->fabric_iocb_count); |
| 4536 | if (!test_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags)) { |
| 4537 | /* Post any pending iocbs to HBA */ |
| 4538 | lpfc_resume_fabric_iocbs(phba); |
| 4539 | } |
| 4540 | } |
| 4541 | |
| 4542 | int |
| 4543 | lpfc_issue_fabric_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *iocb) |
| 4544 | { |
| 4545 | unsigned long iflags; |
| 4546 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 4547 | int ready; |
| 4548 | int ret; |
| 4549 | |
| 4550 | if (atomic_read(&phba->fabric_iocb_count) > 1) |
| 4551 | BUG(); |
| 4552 | |
| 4553 | spin_lock_irqsave(&phba->hbalock, iflags); |
| 4554 | ready = atomic_read(&phba->fabric_iocb_count) == 0 && |
| 4555 | !test_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags); |
| 4556 | |
| 4557 | spin_unlock_irqrestore(&phba->hbalock, iflags); |
| 4558 | if (ready) { |
| 4559 | iocb->fabric_iocb_cmpl = iocb->iocb_cmpl; |
| 4560 | iocb->iocb_cmpl = lpfc_cmpl_fabric_iocb; |
| 4561 | iocb->iocb_flag |= LPFC_IO_FABRIC; |
| 4562 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4563 | lpfc_debugfs_disc_trc(iocb->vport, LPFC_DISC_TRC_ELS_CMD, |
| 4564 | "Fabric sched2: ste:x%x", |
| 4565 | iocb->vport->port_state, 0, 0); |
| 4566 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4567 | atomic_inc(&phba->fabric_iocb_count); |
| 4568 | ret = lpfc_sli_issue_iocb(phba, pring, iocb, 0); |
| 4569 | |
| 4570 | if (ret == IOCB_ERROR) { |
| 4571 | iocb->iocb_cmpl = iocb->fabric_iocb_cmpl; |
| 4572 | iocb->fabric_iocb_cmpl = NULL; |
| 4573 | iocb->iocb_flag &= ~LPFC_IO_FABRIC; |
| 4574 | atomic_dec(&phba->fabric_iocb_count); |
| 4575 | } |
| 4576 | } else { |
| 4577 | spin_lock_irqsave(&phba->hbalock, iflags); |
| 4578 | list_add_tail(&iocb->list, &phba->fabric_iocb_list); |
| 4579 | spin_unlock_irqrestore(&phba->hbalock, iflags); |
| 4580 | ret = IOCB_SUCCESS; |
| 4581 | } |
| 4582 | return ret; |
| 4583 | } |
| 4584 | |
| 4585 | |
| 4586 | void lpfc_fabric_abort_vport(struct lpfc_vport *vport) |
| 4587 | { |
| 4588 | LIST_HEAD(completions); |
| 4589 | struct lpfc_hba *phba = vport->phba; |
| 4590 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 4591 | IOCB_t *cmd; |
| 4592 | |
| 4593 | spin_lock_irq(&phba->hbalock); |
| 4594 | list_for_each_entry_safe(piocb, tmp_iocb, &phba->fabric_iocb_list, |
| 4595 | list) { |
| 4596 | |
| 4597 | if (piocb->vport != vport) |
| 4598 | continue; |
| 4599 | |
| 4600 | list_move_tail(&piocb->list, &completions); |
| 4601 | } |
| 4602 | spin_unlock_irq(&phba->hbalock); |
| 4603 | |
| 4604 | while (!list_empty(&completions)) { |
| 4605 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 4606 | list_del_init(&piocb->list); |
| 4607 | |
| 4608 | cmd = &piocb->iocb; |
| 4609 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 4610 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 4611 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
| 4612 | } |
| 4613 | } |
| 4614 | |
| 4615 | void lpfc_fabric_abort_nport(struct lpfc_nodelist *ndlp) |
| 4616 | { |
| 4617 | LIST_HEAD(completions); |
| 4618 | struct lpfc_hba *phba = ndlp->vport->phba; |
| 4619 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 4620 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 4621 | IOCB_t *cmd; |
| 4622 | |
| 4623 | spin_lock_irq(&phba->hbalock); |
| 4624 | list_for_each_entry_safe(piocb, tmp_iocb, &phba->fabric_iocb_list, |
| 4625 | list) { |
| 4626 | if ((lpfc_check_sli_ndlp(phba, pring, piocb, ndlp))) { |
| 4627 | |
| 4628 | list_move_tail(&piocb->list, &completions); |
| 4629 | } |
| 4630 | } |
| 4631 | spin_unlock_irq(&phba->hbalock); |
| 4632 | |
| 4633 | while (!list_empty(&completions)) { |
| 4634 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 4635 | list_del_init(&piocb->list); |
| 4636 | |
| 4637 | cmd = &piocb->iocb; |
| 4638 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 4639 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 4640 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
| 4641 | } |
| 4642 | } |
| 4643 | |
| 4644 | void lpfc_fabric_abort_hba(struct lpfc_hba *phba) |
| 4645 | { |
| 4646 | LIST_HEAD(completions); |
| 4647 | struct lpfc_iocbq *piocb; |
| 4648 | IOCB_t *cmd; |
| 4649 | |
| 4650 | spin_lock_irq(&phba->hbalock); |
| 4651 | list_splice_init(&phba->fabric_iocb_list, &completions); |
| 4652 | spin_unlock_irq(&phba->hbalock); |
| 4653 | |
| 4654 | while (!list_empty(&completions)) { |
| 4655 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 4656 | list_del_init(&piocb->list); |
| 4657 | |
| 4658 | cmd = &piocb->iocb; |
| 4659 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 4660 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 4661 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
| 4662 | } |
| 4663 | } |
| 4664 | |
| 4665 | |
| 4666 | void lpfc_fabric_abort_flogi(struct lpfc_hba *phba) |
| 4667 | { |
| 4668 | LIST_HEAD(completions); |
| 4669 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 4670 | IOCB_t *cmd; |
| 4671 | struct lpfc_nodelist *ndlp; |
| 4672 | |
| 4673 | spin_lock_irq(&phba->hbalock); |
| 4674 | list_for_each_entry_safe(piocb, tmp_iocb, &phba->fabric_iocb_list, |
| 4675 | list) { |
| 4676 | |
| 4677 | cmd = &piocb->iocb; |
| 4678 | ndlp = (struct lpfc_nodelist *) piocb->context1; |
| 4679 | if (cmd->ulpCommand == CMD_ELS_REQUEST64_CR && |
| 4680 | ndlp != NULL && |
| 4681 | ndlp->nlp_DID == Fabric_DID) |
| 4682 | list_move_tail(&piocb->list, &completions); |
| 4683 | } |
| 4684 | spin_unlock_irq(&phba->hbalock); |
| 4685 | |
| 4686 | while (!list_empty(&completions)) { |
| 4687 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 4688 | list_del_init(&piocb->list); |
| 4689 | |
| 4690 | cmd = &piocb->iocb; |
| 4691 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 4692 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 4693 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
| 4694 | } |
| 4695 | } |
| 4696 | |
| 4697 | |